Lucene search
+L

CVE-2026-86428 commonmark 1.5.0 before 2.10.0 Denial of Service via Attributes

🗓️ 07 Sep 2026 12:53:49Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 50 Views

Quadratic-time DoS in commonmark 1.5.0 before 2.10.0 via AttributesExtension distinct names.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-86428
7 Sep 202614:04
–circl
cve
CVE
CVE-2026-86428
7 Sep 202612:53
–cve
debiancve
Debian CVE
CVE-2026-86428
7 Sep 202612:53
–debiancve
euvd
EUVD
EUVD-2026-72386
7 Sep 202612:53
–euvd
mend
Mend
CVE-2026-86428
7 Sep 202612:53
–mend
nvd
NVD
CVE-2026-86428
7 Sep 202613:20
–nvd
osv_debian
osv_debian
DEBIAN-CVE-2026-86428
7 Sep 202613:20
–osv_debian
osv_ghsa
osv_ghsa
GHSA-8RR7-CVQ3-GMFH league/commonmark: Denial of service via distinctly-named attributes in the Attributes extension
1 Sep 202620:28
–osv_ghsa
osv_ubuntu
osv_ubuntu
UBUNTU-CVE-2026-86428
7 Sep 202613:20
–osv_ubuntu
ptsecurity
Positive Technologies
PT-2026-86794
7 Sep 202600:00
–ptsecurity
Rows per page
[
  {
    "vendor": "thephpleague",
    "product": "commonmark",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "1.5.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.10.0"
      },
      {
        "version": "2.10.0",
        "status": "unaffected",
        "versionType": "semver"
      }
    ],
    "packageURL": "pkg:composer/league/commonmark"
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

08 Oct 2026 15:25Current
CVSS 3.17.5
CVSS 48.7
EPSS0.00493
SSVC
50