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CVE-2026-49851 Mistune: Potential DoS via quadratic-time parsing in parse_link_text

🗓️ 24 Jun 2026 17:05:33Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 28 Views

Mistune DoS from quadratic parsing in parse_link_text; fixed in 3.3.0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-49851
24 Jun 202617:05
attackerkb
CBLMariner
CVE-2026-49851 affecting package python-mistune for versions less than 3.3.0-1
1 Jul 202602:06
cbl_mariner
Chainguard
CVE-2026-49851 vulnerabilities
10 Jul 202620:22
cgr
Circl
CVE-2026-49851
10 Jul 202600:11
circl
CVE
CVE-2026-49851
24 Jun 202617:05
cve
Debian CVE
CVE-2026-49851
24 Jun 202617:05
debiancve
EUVD
EUVD-2026-39007
9 Jul 202623:52
euvd
Github Security Blog
Mistune: Potential DoS via quadratic-time parsing in parse_link_text
9 Jul 202623:52
github
Mageia
Updated python-mistune package fixes security vulnerabilities
15 Jul 202617:33
mageia
Microsoft CVE
Mistune: Potential DoS via quadratic-time parsing in parse_link_text
27 Jun 202608:15
mscve
Rows per page
[
  {
    "vendor": "lepture",
    "product": "mistune",
    "versions": [
      {
        "version": "< 3.3.0",
        "status": "affected"
      }
    ]
  }
]

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