SFTP Sink and Source Connector Changeloghttps://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.htmlLatest changes for the SFTP Sink and Source Connectoren-usThu, 12 Nov 2026 11:16:17 GMT180Copyright © Confluent Inc.Version 3.2.26https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-26https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-26

  • CC-46581: Updated guava to 33.7.2-jre.

  • CC-46580: Bumped kafka-connect-storage-common to 10.0.39 to fix the shaded guava CVE.

  • CC-46579: Updated snappy-java to 1.1.10.12.

  • CC-46941: Updated kerby-asn1 and the related kerby libraries to 2.1.2.

  • CC-46094: Updated joda-time to 2.15.0 by bumping kafka-connect-storage-common to 10.0.39.

    • ]]>

  • CC-46581: Updated guava to 33.7.2-jre.

  • CC-46580: Bumped kafka-connect-storage-common to 10.0.39 to fix the shaded guava CVE.

  • CC-46579: Updated snappy-java to 1.1.10.12.

  • CC-46941: Updated kerby-asn1 and the related kerby libraries to 2.1.2.

  • CC-46094: Updated joda-time to 2.15.0 by bumping kafka-connect-storage-common to 10.0.39.

    • ]]>    Version 3.2.25https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-25https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-25

  • CC-45175: Removed the unused freemarker dependency.

  • CC-45313, CC-45411: Updated jackson-core and jackson-databind to 2.22.3 by upgrading connect-plugins-parent to 0.9.55.

  • CC-45314, CC-45412: Bumped kafka-connect-storage-common to 10.0.35 to fix the shaded jackson-core and jackson-databind CVEs.

    • ]]>

  • CC-45175: Removed the unused freemarker dependency.

  • CC-45313, CC-45411: Updated jackson-core and jackson-databind to 2.22.3 by upgrading connect-plugins-parent to 0.9.55.

  • CC-45314, CC-45412: Bumped kafka-connect-storage-common to 10.0.35 to fix the shaded jackson-core and jackson-databind CVEs.

    • ]]>    Version 3.2.24https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-24https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-24

  • CC-44619: Updated netty to 4.2.17.Final.

  • CC-44925: Updated bcprov-jdk18on to 1.85.

  • CC-43812: Updated log4j-api to 2.26.1 by upgrading connect-ak-non-public to 0.110.0.

  • Stopped logging raw SFTP record field values on parse errors.

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  • CC-44619: Updated netty to 4.2.17.Final.

  • CC-44925: Updated bcprov-jdk18on to 1.85.

  • CC-43812: Updated log4j-api to 2.26.1 by upgrading connect-ak-non-public to 0.110.0.

  • Stopped logging raw SFTP record field values on parse errors.

    • ]]>    Version 3.2.23https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-23https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-23

  • CC-43057: Updated jackson-core to 2.22.1 (also updates jackson-databind to 2.22.1).

  • CC-43057: Bumped kafka-connect-storage-common to 10.0.34 to fix the parquet-shaded jackson-core CVE.

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  • CC-43057: Updated jackson-core to 2.22.1 (also updates jackson-databind to 2.22.1).

  • CC-43057: Bumped kafka-connect-storage-common to 10.0.34 to fix the parquet-shaded jackson-core CVE.

    • ]]>    Version 3.2.22https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-22https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-22

  • CC-41979, CC-41980: Updated netty to 4.2.15.Final.

  • CC-41525: Updated commons-configuration2 to 2.15.0.

  • CC-40701: Updated log4j-core to 2.26.0 by upgrading connect-ak-non-public to 0.95.0.

  • CC-42339: Updated jackson-databind to 2.22.0 by upgrading connect-plugins-parent to 0.9.50.

  • CC-42340: Bumped kafka-connect-storage-common to 10.0.33 to fix the parquet-shaded jackson-databind CVE.

    • ]]>

  • CC-41979, CC-41980: Updated netty to 4.2.15.Final.

  • CC-41525: Updated commons-configuration2 to 2.15.0.

  • CC-40701: Updated log4j-core to 2.26.0 by upgrading connect-ak-non-public to 0.95.0.

  • CC-42339: Updated jackson-databind to 2.22.0 by upgrading connect-plugins-parent to 0.9.50.

  • CC-42340: Bumped kafka-connect-storage-common to 10.0.33 to fix the parquet-shaded jackson-databind CVE.

    • ]]>    Version 3.2.21https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-21https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-21

  • CC-40921, CC-41313: Upgrade bcprov-jdk18on to 1.84 and netty to 4.2.13.Final

  • Marked avro-data and org.apache.avro:avro as provided

    • ]]>

  • CC-40921, CC-41313: Upgrade bcprov-jdk18on to 1.84 and netty to 4.2.13.Final

  • Marked avro-data and org.apache.avro:avro as provided

    • ]]>    Version 3.2.20https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-20https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-20

  • CC-39556: Bumped kafka-connect-storage-common to 10.0.32 to fix shaded jackson-core CVE (GHSA-72hv-8253-57qq).

    • ]]>

  • CC-39556: Bumped kafka-connect-storage-common to 10.0.32 to fix shaded jackson-core CVE (GHSA-72hv-8253-57qq).

    • ]]>    Version 3.2.19https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-19https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-19

  • CC-39556: Updated jackson-core to 2.21.1.

  • CC-39290: Updated avro to 1.11.5.

  • CC-39489: Updated aircompressor to 2.0.3.

  • CC-38405: Updated log4j-core to 2.25.3.

    • ]]>

  • CC-39556: Updated jackson-core to 2.21.1.

  • CC-39290: Updated avro to 1.11.5.

  • CC-39489: Updated aircompressor to 2.0.3.

  • CC-38405: Updated log4j-core to 2.25.3.

    • ]]>    Version 3.2.18https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-18https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-18

  • INC-6168: Deprecated the non-functional csv.null.field.indicator config and introduced a replacement config csv.null.field.mode.

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  • INC-6168: Deprecated the non-functional csv.null.field.indicator config and introduced a replacement config csv.null.field.mode.

    • ]]>    Version 3.2.17https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-17https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-17

  • CC-35471: Updated hadoop-common to 3.4.2, commons-compress to 1.28.0, commons-lang3 to 3.18.0 and netty-handler to 4.2.5.Final.

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  • CC-35471: Updated hadoop-common to 3.4.2, commons-compress to 1.28.0, commons-lang3 to 3.18.0 and netty-handler to 4.2.5.Final.

    • ]]>    Version 3.2.16https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-16https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-16

  • CC-31824: Removed usage of non-public Apache Kafka APIs

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  • CC-31824: Removed usage of non-public Apache Kafka APIs

    • ]]>    Version 3.2.15https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-15https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-15

  • CC-34198: Updated commons-beanutils to 1.11.0.

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  • CC-34198: Updated commons-beanutils to 1.11.0.

    • ]]>    Version 3.2.14https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-14https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-14

  • CC-33760: Updated parquet-avro to 1.15.2.

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  • CC-33760: Updated parquet-avro to 1.15.2.

    • ]]>    Version 3.2.13https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-13https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-13

  • CC-32375, CC-33024 | Upgraded netty-common to 4.1.118.FINAL & parquet-avro to 1.15.1

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  • CC-32375, CC-33024 | Upgraded netty-common to 4.1.118.FINAL & parquet-avro to 1.15.1

    • ]]>    Version 3.2.12https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-12https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-12

  • CC-32072: Bumped netty-handler to 4.1.119.Final.

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  • CC-32072: Bumped netty-handler to 4.1.119.Final.

    • ]]>    Version 3.2.11https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-11https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-11

  • CC-30796, CC-30795, CC-30794, CC-30792: Fixed CVE-2024-7254, CVE-2024-47554, CVE-2024-25638 and CVE-2024-23454.

  • CC-29991: Updated the documentation for key.schema and value.schema.

  • CC-30145: Upgraded avro from v1.11.3 to v1.11.4 to fix CVE-2024-47561.

    • ]]>

  • CC-30796, CC-30795, CC-30794, CC-30792: Fixed CVE-2024-7254, CVE-2024-47554, CVE-2024-25638 and CVE-2024-23454.

  • CC-29991: Updated the documentation for key.schema and value.schema.

  • CC-30145: Upgraded avro from v1.11.3 to v1.11.4 to fix CVE-2024-47561.

    • ]]>    Version 3.2.10https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-10https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-10

  • CC-26210: Fixed version file to display the correct version in logs.

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  • CC-26210: Fixed version file to display the correct version in logs.

    • ]]>    Version 3.2.9https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-9https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-9

  • Removed kafka-connect-avro-connector dependency.

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  • Removed kafka-connect-avro-connector dependency.

    • ]]>    Version 3.2.8https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-8https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-8

  • CC-19615: Fixed reconnection logic for all source connectors.

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  • CC-19615: Fixed reconnection logic for all source connectors.

    • ]]>    Version 3.2.7https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-7https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-7

  • [RCCA-21240] Resolve timestamp value in FILE_TIME mode in SFTP Source

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  • [RCCA-21240] Resolve timestamp value in FILE_TIME mode in SFTP Source

    • ]]>    Version 3.2.6https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-6https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-6

  • RCCA-20439: Handled npe for csv reader on reconnection.

    • ]]>

  • RCCA-20439: Handled npe for csv reader on reconnection.

    • ]]>    Version 3.2.5https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-5https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-5

  • Bumped jackson-databind to 2.16.2.

  • Bumped commons-configuration to 2.10.1.

    • ]]>

  • Bumped jackson-databind to 2.16.2.

  • Bumped commons-configuration to 2.10.1.

    • ]]>    Version 3.2.4https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-4https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-4

  • CC-26302: Bumped jose4j to 0.9.6.

  • RCCA-18080: Reduced session timeout to 10s for validation of connector’s config.

    • ]]>

  • CC-26302: Bumped jose4j to 0.9.6.

  • RCCA-18080: Reduced session timeout to 10s for validation of connector’s config.

    • ]]>    Version 3.2.3https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-3https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-3

  • Bumped Hadoop common to 3.3.6.

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  • Bumped Hadoop common to 3.3.6.

    • ]]>    Version 3.2.2https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-2https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-2

  • CC-25325: Bumped commons.compress to 1.26.0.

    • ]]>

  • CC-25325: Bumped commons.compress to 1.26.0.

    • ]]>    Version 3.2.1https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-1https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-1

  • CC-24218: Bumped jsch to 0.2.15.

    • ]]>

  • CC-24218: Bumped jsch to 0.2.15.

    • ]]>    Version 3.2.0https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-0https://docs.confluent.io/kafka-connectors/sftp/3.2/changelog.html#version-3-2-0

  • Added new config sftp.max.record.size to limit record size in memory and move the file to the error directory if a record in a file exceeds the configured value.

  • Bumped snappy-java to 1.1.10.4

  • Removed zookeeper dependency

  • ESC-581: Updated hadoop-common to 3.3.6, freemarker to 2.3.32, ch.qos.reload4j to 1.2.25.

  • Closed parquet writer before closing sftp channel.

  • ESC-581: Bumped snappy-java to 1.1.10.3, jackson-core to 2.15.2, jetty-server to 9.4.51.v20230217 and jose4j to 0.9.3.

  • RCCA-12250: Fixed bug causing flush records immediately for Json format without reaching any condition for rotation through flush.size, rotate.interval.ms or rotate.schedule.interval.ms.

  • Added Support to work with SFTP server with GCS integration.

  • RCCA-11646: Handled SFTP server connection termination gracefully and attempted reconnection with retries

  • CCMSG-2436: Bumped json-smart to 2.4.10.

  • CCDB-5326: Bumped commons-net to 3.9.0.

  • CCDB-5326: Removed jettison dependency.

  • CCMSG-2217: Bumped jackson-databind to 2.14.0.

  • RCCA-11300: Updated kafka-connect-avro-converter to 7.3.0.

  • RCCA-10748: Fixed SFTP CSV Source connector to avoid incomplete processing of files in case of sftp connection error.

  • CCMSG-1450: Improved error message for sftp channel opening error.

  • RCCA-9970: Fixed NPE error while handling failed to process files.

  • CCMSG-2130: Bumped hadoop-common to 3.2.4.

  • CCMSG-2269: Bumped woodstox-core to 6.4.0.

  • RCCA-9026: Fixed an issue with the SFTP source connector that allowed files to be moved to the processed folder without being fully written to Kafka.

  • CCMSG-2289: Handled OOM issue occuring due to storing of offsets for MOVE and DELETE clean-up policy.

  • RCCA-8631: Created distinct temporary directory based on timestamp during validation

  • CC-17471: Add support to create structured CSV files from structured record data

  • CCMSG-2114: Added cross validate schema in validations and schema validator

  • Bump hadoop-common from 3.2.2 to 3.2.3

  • CVE: Remove slf4j-log4j12 dependency

  • CCMSG-2057: Add graceful handling for config cross validation

  • CCMSG-1935: Updated Gson version to 2.9.0

    • ]]>

  • Added new config sftp.max.record.size to limit record size in memory and move the file to the error directory if a record in a file exceeds the configured value.

  • Bumped snappy-java to 1.1.10.4

  • Removed zookeeper dependency

  • ESC-581: Updated hadoop-common to 3.3.6, freemarker to 2.3.32, ch.qos.reload4j to 1.2.25.

  • Closed parquet writer before closing sftp channel.

  • ESC-581: Bumped snappy-java to 1.1.10.3, jackson-core to 2.15.2, jetty-server to 9.4.51.v20230217 and jose4j to 0.9.3.

  • RCCA-12250: Fixed bug causing flush records immediately for Json format without reaching any condition for rotation through flush.size, rotate.interval.ms or rotate.schedule.interval.ms.

  • Added Support to work with SFTP server with GCS integration.

  • RCCA-11646: Handled SFTP server connection termination gracefully and attempted reconnection with retries

  • CCMSG-2436: Bumped json-smart to 2.4.10.

  • CCDB-5326: Bumped commons-net to 3.9.0.

  • CCDB-5326: Removed jettison dependency.

  • CCMSG-2217: Bumped jackson-databind to 2.14.0.

  • RCCA-11300: Updated kafka-connect-avro-converter to 7.3.0.

  • RCCA-10748: Fixed SFTP CSV Source connector to avoid incomplete processing of files in case of sftp connection error.

  • CCMSG-1450: Improved error message for sftp channel opening error.

  • RCCA-9970: Fixed NPE error while handling failed to process files.

  • CCMSG-2130: Bumped hadoop-common to 3.2.4.

  • CCMSG-2269: Bumped woodstox-core to 6.4.0.

  • RCCA-9026: Fixed an issue with the SFTP source connector that allowed files to be moved to the processed folder without being fully written to Kafka.

  • CCMSG-2289: Handled OOM issue occuring due to storing of offsets for MOVE and DELETE clean-up policy.

  • RCCA-8631: Created distinct temporary directory based on timestamp during validation

  • CC-17471: Add support to create structured CSV files from structured record data

  • CCMSG-2114: Added cross validate schema in validations and schema validator

  • Bump hadoop-common from 3.2.2 to 3.2.3

  • CVE: Remove slf4j-log4j12 dependency

  • CCMSG-2057: Add graceful handling for config cross validation

  • CCMSG-1935: Updated Gson version to 2.9.0

    • ]]>