CVE-2026-6094

criticalCVSS 9.1covered by 1 sourcefirst seen 2026-06-09

CSIRTS triage

What: Heap buffer overread can occur when parsing crafted PKCS7 EnvelopedData.
Who is affected: Users of OpenSSL that handle PKCS7 EnvelopedData.
Urgency: This is a critical issue with a high CVSS score, requiring immediate remediation.
Action: Update to the latest version of OpenSSL.

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

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Low exploitation risk0.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.

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