CVE-2026-2968

CVE-2026-2968 · Cesanta Mongoose Poly1305 Authentication Tag tls_chacha20.c mg_chacha20_poly1305_decrypt signature verification

Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.

A vulnerability was detected in Cesanta Mongoose up to 7.20. This impacts the function mg_chacha20_poly1305_decrypt of the file /src/tls_chacha20.c of the component Poly1305 Authentication Tag Handler. The manipulation results in improper verification of cryptographic signature. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 6.3 · Moyenne · EPSS 0,3% · Correctif disponible

Publication

2026-02-23T03:02:07.673Z

Mise à jour

2026-02-23T17:26:53.648Z

Pile logicielle: system

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