CVE-2026-105830
1 advisory.
Packagist/league/commonmark CVE-2026-105830: high 7.5, EPSS 0.37%
league/commonmark: Quadratic-time denial of service in the GitHub Flavored Markdown Table extension block-start scan
Action: Upgrade league/commonmark to 2.10.2 or later.
composer require league/commonmark:2.10.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0 | 2.10.2 | - |
Fixed versions
| 2.10.2 |
Sources
- osv: GHSA-3q6v-r5mr-hxv8
- https://github.com/thephpleague/commonmark/security/advisories/GHSA-3q6v-r5mr-hxv8
- https://github.com/thephpleague/commonmark/commit/5f63680a5e29dd57f9c6be9743b0e90493d3c2d0
- https://github.com/thephpleague/commonmark
- https://github.com/thephpleague/commonmark/releases/tag/2.10.2
CVE-2026-105830 · published · modified · JSON