CO
Product
commonmark
by thephpleague · last CVE Oct 8, 2026
17
CVEs
0
On KEV
7.5
Max CVSS
1
New 30D
Severity mix
Critical 0High 10Medium 7Low 0
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Add commonmark to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-105830
7.5
0%
Oct 8
league/commonmark 2.0.0 before 2.10.2 Quadratic DoS via TableStartParser
Affected: 2.0.0 before 2.10.2
CVE-2024-58382
7.5
0%
Sep 9
league/commonmark before 2.6.0 Denial of Service via Quadratic Complexity
Affected: before 2.6.0
CVE-2026-86435
7.5
0%
Sep 7
commonmark 1.5.0 before 2.8.4 Denial of Service via Footnote
Affected: 1.5.0 before 2.8.4
CVE-2026-86434
7.5
1%
Sep 7
commonmark 2.0.0 through 2.8.3 Denial of Service via Slug Collision
Affected: 2.0.0 before 2.8.4
CVE-2026-86433
7.5
1%
Sep 7
commonmark 1.5.0 before 2.8.4 Denial of Service via Attributes
Affected: 1.5.0 before 2.8.4
CVE-2026-86430
7.5
0%
Sep 7
league/commonmark before 2.9.1 Denial of Service via parsing
Affected: 0.6.0 before 2.9.1
CVE-2026-86429
7.5
1%
Sep 7
commonmark before 2.9.1 Denial of Service via SmartPunct and Attributes
Affected: 1.5.0 before 2.9.1
CVE-2026-86428
7.5
0%
Sep 7
commonmark 1.5.0 before 2.10.0 Denial of Service via Attributes
Affected: 1.5.0 before 2.10.0
CVE-2026-71488
7.5
1%
Aug 6
league/commonmark: Quadratic-time denial of service when parsing crafted Markdown
Affected: >= 0.6.0, < 2.9.0
CVE-2026-86431
7.2
0%
Sep 7
commonmark before 2.9.1 XSS via AttributesExtension form feed bypass
Affected: 2.7.0 before 2.9.1
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