CVE-2026-73259
CVE-2026-73259 · Mongoose: Reflected XSS via decoded URI in directory listing render
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can send a crafted percent-encoded request path to a deployment using MG_ENABLE_DIRLIST and persuade a user to visit it. The mg_http_serve_dir() and listdir() path in src/http.c places the decoded request URI into the title and h1 elements without HTML entity encoding. The resulting reflected cross-site scripting executes in the Mongoose origin and can expose session data or perform actions as the victim. This issue is fixed in version 7.22.
CVSS 5.4 · Moyenne · EPSS 0,4% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system
Produits et versions concernés
mongoose
- Versions du logiciel
- < 7.22: Concernée
Aucun correctif publié
mongoose Debian:14
- Versions du logiciel
- 7.21+ds-1
- 7.21+ds-1~bpo13+1
- 7.21+ds-2
- 7.22+ds-1~bpo13+1
- Plages de versions concernées
- ECOSYSTEM: < 7.22+ds-1
Mettez à jour vers 7.22+ds-1
mongoose Ubuntu:26.10
- Versions du logiciel
- 7.21+ds-1
- 7.21+ds-2
- 7.22+ds-1
- 7.23+ds-1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
Sources originales
- https://github.com/cesanta/mongoose/security/advisories/GHSA-9cwm-487w-h25w
- https://github.com/cesanta/mongoose/pull/3611
- https://github.com/cesanta/mongoose/commit/a9df523f76f43a38bd53b4232b9cfd4c16869e71
- https://github.com/cesanta/mongoose/releases/tag/7.22
- https://nvd.nist.gov/vuln/detail/CVE-2026-73259