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fluent

8 known vulnerabilities.

fluent at a glance

Last 12 months
6
Critical · all time
2
Exploited · all time
0
Public exploit · all time
1
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8 results · Feed

  • Critical 9.2

    Fluent Bit: Remote stack buffer overflow in Fluent Bit `out_forward` Secure-Forward `PONG` handler

    Fluent Bit is a fast and lightweight logs, metrics, and traces processor for Linux, BSD, macOS, and Windows. From 0.11.0 until 5.0.8, plugins/out_forward/forward.c secure_forward_pong copies the server-controlled PONG[2] reason into the 32-byte stack buffer m…

  • Low 2.7

    fluent-plugin-s3: Denial of Service (DoS) via Decompression Bomb in `in_s3`

    fluent-plugin-s3 is an Amazon S3 input and output plugin for Fluentd. From 0.7.0 to 1.8.4, the in_s3 input plugin reads the entire decompressed payload of gzip, lzma2, and lzop objects into memory without enforcing a decompression_size_limit. An attacker with…

  • High 7.2

    Fluentd: Server-Side Request Forgery (SSRF) via Placeholder Expansion in `out_http`

    Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, the Fluentd out_http output plugin allows placeholders such as ${tag} in the endpoint configuration parameter, and if a pl…

  • High 7.5

    Fluentd: Denial of Service (DoS) via Gzip Decompression Bomb in `in_http` and `in_forward`

    Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd's in_http and in_forward plugins support gzip-compressed data but enforce limits only on compressed payloads throu…

  • High 7.5

    Fluentd: Exposure of Sensitive Information via Monitor Agent API

    Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd's Monitor Agent plugin in_monitor_agent exposes internal metrics and plugin information via a REST API, and respon…

  • Critical 9.8
    CVE-2026-44024 Public exploit

    Fluentd: Remote Code Execution (RCE) via Arbitrary File Write in `${tag}` Placeholder

    Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd allows dynamically constructing file paths using the ${tag} placeholder, and insufficient validation of ${tag} in …

  • Low 3.1
    CVE-2022-39379 EPSS 45%

    Fluentd vulnerable to remote code execution due to insecure deserialization (in non-default configuration)

    Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. A remote code execution (RCE) vulnerability in non-default configurations of Fluentd allows unauthenticated attackers to execute arbitrary …

  • Medium 5.9

    ReDoS vulnerability in parser_apache2

    Fluentd collects events from various data sources and writes them to files to help unify logging infrastructure. The parser_apache2 plugin in Fluentd v0.14.14 to v1.14.1 suffers from a regular expression denial of service (ReDoS) vulnerability. A broken apach…