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CVE-2026-67422 pymdown-extensions: Exponential-backtracking ReDoS in caret, tilde, betterem, and magiclink inline processors

🗓️ 06 Aug 2026 20:26:31Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Pymdown-extensions up to 11.0 have exponential backtracking in four inline processors, enabling denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-67422
6 Aug 202620:26
attackerkb
cve
CVE
CVE-2026-67422
6 Aug 202620:26
cve
euvd
EUVD
EUVD-2026-54256
6 Aug 202620:26
euvd
nvd
NVD
CVE-2026-67422
6 Aug 202622:18
nvd
redhatcve
RedhatCVE
CVE-2026-67422
7 Aug 202605:33
redhatcve
redhat
RedHat Linux
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
6 Aug 202601:06
redhat
redhat
RedHat Linux
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
6 Aug 202602:05
redhat
[
  {
    "vendor": "facelessuser",
    "product": "pymdown-extensions",
    "versions": [
      {
        "version": "< 11.0.1",
        "status": "affected"
      }
    ]
  }
]

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