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CVE-2026-86432

🗓️ 07 Sep 2026 12:53:51Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 17 Views

Quadratic memory DoS in commonmark 2.0.0-2.8.3 via XmlRenderer depth-proportional indentation.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-86432 commonmark 2.0.0 before 2.8.4 Denial of Service via XML
7 Sep 202612:53
–cvelist
debiancve
Debian CVE
CVE-2026-86432
7 Sep 202612:53
–debiancve
euvd
EUVD
EUVD-2026-72390
7 Sep 202612:53
–euvd
nvd
NVD
CVE-2026-86432
7 Sep 202613:20
–nvd
osv
OSV
DEBIAN-CVE-2026-86432
7 Sep 202613:20
–osv
osv
OSV
UBUNTU-CVE-2026-86432
7 Sep 202613:20
–osv
ptsecurity
Positive Technologies
PT-2026-86798
7 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-86432: Asymmetric Resource Consumption (Amplification)
7 Sep 202600:00
–rapid7
snyk
Snyk
Asymmetric Resource Consumption (Amplification)
6 Aug 202620:42
–snyk
ubuntucve
UbuntuCve
CVE-2026-86432
7 Sep 202613:20
–ubuntucve
Rows per page
Vulners
CNA
Node
thephpleaguecommonmarkRange2.0.0–2.8.4
[
  {
    "vendor": "thephpleague",
    "product": "commonmark",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "2.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "2.8.4"
      },
      {
        "version": "2.8.4",
        "status": "unaffected",
        "versionType": "semver"
      }
    ]
  }
]

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10 Sep 2026 16:18Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.15.3
CVSS 46.9
EPSS0.00418
SSVC
17