🛡️ CVE-2026-2968
🟢 CVSS 3.7 — Low ⚠️ Exploit Public CWE-345 NVD
3.7
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

Details

Severity LOW
CVSS Score 3.7
CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CWE CWE-345
Public Exploit ⚠️ Yes
Source NVD
Published 2026-02-23
Updated 2026-06-02
Modified 2026-04-29
Fix URL N/A

Affected Packages

Software From version Fixed in
mongoose — 7.20

References

Permissions Required, VDB Entry https://vuldb.com/?ctiid.347335
Third Party Advisory, VDB Entry https://vuldb.com/?id.347335
Third Party Advisory, VDB Entry https://vuldb.com/?submit.757091

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