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CVE-2026-86430

🗓️ 07 Sep 2026 12:53:50Reported by MendType 
mend
 mend
🔗 www.mend.io👁 10 Views

DoS in league/commonmark via super-linear work on crafted Markdown input.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-86430
7 Sep 202615:00
–circl
cve
CVE
CVE-2026-86430
7 Sep 202612:53
–cve
cvelist
Cvelist
CVE-2026-86430 league/commonmark before 2.9.1 Denial of Service via parsing
7 Sep 202612:53
–cvelist
debiancve
Debian CVE
CVE-2026-86430
7 Sep 202612:53
–debiancve
euvd
EUVD
EUVD-2026-72388
7 Sep 202612:53
–euvd
nvd
NVD
CVE-2026-86430
7 Sep 202613:20
–nvd
osv_cve
osv_cve
CVE-2026-86430 league/commonmark before 2.9.1 Denial of Service via parsing
7 Sep 202612:53
–osv_cve
osv_debian
osv_debian
DEBIAN-CVE-2026-86430
7 Sep 202613:20
–osv_debian
osv_ghsa
osv_ghsa
GHSA-J8PM-GJ4C-RQ4X league/commonmark: Denial of service via crafted code fences, reference links, and emphasis delimiters
1 Sep 202620:17
–osv_ghsa
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-86430
7 Sep 202613:20
–osv_ubuntu
Rows per page
Vulners
Node
thephpleaguecommonmarkRange0.1.0–2.9.1

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08 Oct 2026 00:08Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
CVSS 48.7
EPSS0.00493
SSVC
10