CVE-2026-7511

PKCS7_verify signer confusion allows forged signatures to be accepted

State: Published
Severity: 5.9 Medium
Published: Jun 25, 2026
Updated: Jun 26, 2026
Reserved: Apr 30, 2026

Description

PKCS7_verify signer confusion allows forged signatures, where the signer associated with a signature is not correctly bound, permitting a forged signature to be accepted.

Scores

CVSS	Score	Vector	Source
4.0	5.9 Medium	CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	wolfSSL

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
wolfSSLwolfSSL	3.15.5 through 5.9.1Affected

References

https://github.com/wolfSSL/wolfssl/pull/10203patch
https://www.wolfssl.com/docs/security-vulnerabilities/

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