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fluentd

6 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • High 7.2
    CVE-2026-44161

    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…

    fluent fluentd fluentd RubyGems
  • High 7.5
    CVE-2026-44160

    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…

    fluent fluentd fluentd RubyGems
  • High 7.5
    CVE-2026-44025

    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…

    fluent fluentd fluentd RubyGems