path-to-regexp vulnerable to Regular Expression Denial of Service via multiple wildcards

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-4923 · CVE overview and exploitation status

EUVD-2026-16322

GHSA-27v5-c462-wpq7

cve-program · CVE-2026-4923

• https://cna.openjsf.org/security-advisories.html

euvd · EUVD-2026-16322

• https://cna.openjsf.org/security-advisories.html

nvd · CVE-2026-4923

• https://cna.openjsf.org/security-advisories.html

osv · GHSA-27v5-c462-wpq7

• https://github.com/pillarjs/path-to-regexp/security/advisories/GHSA-27v5-c462-wpq7
• https://nvd.nist.gov/vuln/detail/CVE-2026-4923
• https://cna.openjsf.org/security-advisories.html
• https://github.com/pillarjs/path-to-regexp
• https://makenowjust-labs.github.io/recheck/playground

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