CVE-2026-86430

creationtimestamp| type| source ---|---|--- 2026-09-07 15:00:38+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/adymq3lw4sihz 2026-09-12 19:37:06+00:00| seen| https://bsky.app/profile/cyberhub.blog/post/3mvdtdqrfdp24...

CVE-2026-86430

league/commonmark versions before 2.9.1 contain multiple denial of service vulnerabilities in fenced code block detection, reference link label lookup, and emphasis delimiter processing that perform super-linear work on crafted input. Attackers can submit specially crafted Markdown with long...