What’s Vulnerable › Vulnerabilities
CVE-2026-7511: PKCS7_verify signer confusion allows forged signatures to be accepted
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-25 · updated 2026-06-27
- Weakness: CWE-347
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.
Affected products
- wolfSSL: from 3.15.5 before 5.9.2 — fixed in 5.9.2
How to fix
Upgrade to a fixed version: wolfSSL 5.9.2. Check the vendor advisory for mitigations.
References
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