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OpenAdvisories
Medium RHSA-2026:66210 1 CVE

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Published Sep 10, 2026 · Updated Sep 10, 2026

Ecosystem: Red Hat

Fixed packages 1

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 rabbitmq-server4.3 0:4.3.5-1.1.hum1

Vulnerabilities 1

  • Medium 6.3
    CVE-2026-43971

    Link Header Directive Smuggling via Unescaped target/rel/Attribute Keys in cow_link:link/1

    Improper Encoding or Escaping of Output vulnerability in ninenines cowlib allows Link header directive smuggling via unescaped special characters in cow_link:link/1. cow_link:do_link/1 in cowlib interpolates the target URI, rel value, and attribute keys direc…

    ninenines cowlib rabbitmq-server cowlib Debian Ubuntu Azure Linux Hex

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-43971
  • article
    https://access.redhat.com/security/updates/classification/
  • article
    https://images.redhat.com/
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_66210.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2517738
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-43971
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-43971
  • article
    https://cna.erlef.org/cves/CVE-2026-43971.html
  • article
    https://osv.dev/vulnerability/EEF-CVE-2026-43971