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High RHSA-2026:9874 4 CVEs

Red Hat Security Advisory: nodejs:20 security update

Published Apr 23, 2026 · Updated Oct 20, 2026

Ecosystem: Red Hat

Fixed packages 10

ReleasePackageFixed in
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-debuginfo 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-debugsource 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-devel 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-docs 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-full-i18n 1:20.20.2-2.module+el9.6.0+24220+c44c288d
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-nodemon 0:3.0.1-1.module+el9.6.0+23146+be9976bd
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-packaging 0:2021.06-4.module+el9.6.0+23146+be9976bd
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream nodejs-packaging-bundler 0:2021.06-4.module+el9.6.0+23146+be9976bd
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::appstream npm 1:10.8.2-1.20.20.2.2.module+el9.6.0+24220+c44c288d

Vulnerabilities 4

  • High 8.7
    CVE-2026-26996

    minimatch has a ReDoS via repeated wildcards with non-matching literal in pattern

    minimatch is a minimal matching utility for converting glob expressions into JavaScript RegExp objects. Versions 10.2.0 and below are vulnerable to Regular Expression Denial of Service (ReDoS) when a glob pattern contains many consecutive * wildcards followed…

    isaacs minimatch langfuse-3-worker katib-suggestion-hyperopt Debian Ubuntu Wolfi npm
  • High 7.5
    CVE-2026-21710 Public exploit EPSS 25%

    A flaw in Node.js HTTP request handling causes an uncaught `TypeError` when a request is received with a header named `…

    Node.js node nodejs nodejs Debian Ubuntu Azure Linux Alpine Wolfi
  • High 7.5
    CVE-2026-27135

    nghttp2 Denial of service: Assertion failure due to the missing state validation

    nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version 1.68.1, the nghttp2 library stops reading the incoming data when user facing public API `nghttp2_session_terminate_session` or `nghttp2_session_terminate_session2…

    nghttp2 nghttp2 nodejs cmake Debian Ubuntu Azure Linux Alpine
  • High 7.5
    CVE-2026-27904

    minimatch ReDoS: nested *() extglobs generate catastrophically backtracking regular expressions

    minimatch is a minimal matching utility for converting glob expressions into JavaScript RegExp objects. Prior to version 10.2.3, 9.0.7, 8.0.6, 7.4.8, 6.2.2, 5.1.8, 4.2.5, and 3.1.4, nested `*()` extglobs produce regexps with nested unbounded quantifiers (e.g.…

    isaacs minimatch katib-suggestion-hyperopt katib-earlystopping Debian Ubuntu Wolfi npm

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2441268
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2442922
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2448754
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2453151
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_9874.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-21710
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-21710
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-21710
  • article
    https://nodejs.org/en/blog/vulnerability/march-2026-security-releases
  • report
    https://access.redhat.com/security/cve/CVE-2026-26996
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-26996
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-26996
  • article
    https://github.com/isaacs/minimatch/commit/2e111f3a79abc00fa73110195de2c0f2351904f5
  • article
    https://github.com/isaacs/minimatch/security/advisories/GHSA-3ppc-4f35-3m26
  • report
    https://access.redhat.com/security/cve/CVE-2026-27135
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-27135
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-27135
  • article
    https://github.com/nghttp2/nghttp2/commit/5c7df8fa815ac1004d9ecb9d1f7595c4d37f46e1
  • article
    https://github.com/nghttp2/nghttp2/security/advisories/GHSA-6933-cjhr-5qg6
  • report
    https://access.redhat.com/security/cve/CVE-2026-27904
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-27904
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-27904
  • article
    https://github.com/isaacs/minimatch/security/advisories/GHSA-23c5-xmqv-rm74