CVE-2026-7532: iPAddress name constraints not enforced when WOLFSSL_IP_ALT_NAME is undefined

highCVSS 7.5CVE-2026-7532

CSIRTS triage

vendor: WolfSSL product: WolfSSLOther

What: iPAddress name constraints are not enforced when WOLFSSL_IP_ALT_NAME is undefined.
Who is affected: Deployments of WolfSSL that do not define WOLFSSL_IP_ALT_NAME.
Urgency: Remediation is urgent due to the high severity of the vulnerability.
Action: Update to the latest version of WolfSSL to enforce name constraints.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: high — CVSS 7.5
Published: 2026-06-09
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-7532

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-75320.15% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-7532	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

highCVE-2026-7532: iPAddress name constraints bypass when WOLFSSL_IP_ALT_NAME is not defined. IP address name cons…nvd

Recent advisories for iPAddress name constraints

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-7532: iPAddress name constraints bypass when WOLFSSL_IP_ALT_NAME is not defined. IP address name cons…nvd · 2026-06-25