What is CVE-2026-7532?

CVE-2026-7532 is a high-severity vulnerability in Wolfssl, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2026-06-25.

How severe is CVE-2026-7532?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Wolfssl

CVE-2026-7532

iPAddress name constraints bypass when WOLFSSL_IP_ALT_NAME is not defined. IP address name constraints are not enforced in that configuration, allowing a certificate to bypass an issuing CA's IP address constraints.

Vulnerability class: Improper Certificate Validation

EPSS: 0.002 (5.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Wolfssl — versions 0

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

facts@wolfssl.com (Patch, patch, Issue Tracking)
facts@wolfssl.com (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2026-7532?: CVE-2026-7532 is a high-severity vulnerability in Wolfssl, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2026-06-25.
How severe is CVE-2026-7532?: High severity. CVSS v3 base score is 7.5 out of 10.