8.7
Élevée
CVE-2026-121437 Mistune from 3.3.0 before 3.3.4 contains a denial of service vulnerability that allows remote attackers to exhaust CPU…
Description
Mistune from 3.3.0 before 3.3.4 contains a denial of service vulnerability that allows remote attackers to exhaust CPU through quadratic-time emphasis delimiter processing. Attackers can submit small markdown documents with repeated patterns like "*a_b" to trigger an O(n²) index-fixup loop, stalling workers for seconds.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| mistune 3.3 | 3.3.0 → < 3.3.4 | 3.3.4 |
Autres CVE de mistune
Les 28 CVE de mistune →
CVE-2026-121438
Mistune before 3.3.3 Denial of Service via Balanced Bracket Link Parsing
6.9
Moyenne
CVE-2026-115354
Mistune before 3.3.0 contains a path traversal vulnerability in the opt-in Include directive that allows attackers to…
7.1
Élevée
CVE-2026-115355
Mistune before 3.3.0 contains a path traversal vulnerability in the Include directive that allows attackers to read…
8.7
Élevée
CVE-2026-115353
Mistune before 3.3.0 Path Traversal via include Directive
9.2
Critique