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OpenAdvisories
Critical RHSA-2026:92155 1 CVE

Red Hat Security Advisory: cjose security update

Published Nov 13, 2026 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 3

ReleasePackageFixed in
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream cjose 0:0.6.1-16.el9_4.2
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream cjose-debuginfo 0:0.6.1-16.el9_4.2
Red Hat · RHEL 9.4 E4S rhel_e4s:9.4::appstream cjose-debugsource 0:0.6.1-16.el9_4.2

Vulnerabilities 1

  • Critical 9.1
    CVE-2026-53939

    OpenIDC/cjose uses all-zero Content Encryption Key for AES-CBC-HMAC JWE encryption

    OpenIDC/cjose is a C library implementing the Javascript Object Signing and Encryption (JOSE). In versions 0.6.1 through 0.6.2.5, when cjose encrypts a JWE using an AES-CBC-HMAC content-encryption algorithm (`A128CBC-HS256`, `A192CBC-HS384`, or `A256CBC-HS512…

    OpenIDC cjose cjose cjose Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#critical
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2530243
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_92155.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-53939
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-53939
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-53939
  • article
    https://github.com/OpenIDC/cjose/commit/2a6e5bd969fa20059fb00913fb9f57d77ea6a4d9
  • article
    https://github.com/OpenIDC/cjose/releases/tag/v0.6.2.6
  • article
    https://github.com/OpenIDC/cjose/security/advisories/GHSA-f6wf-pqg3-6wqq