What is GHSA-h6gc-rmv2-74g6?

GHSA-h6gc-rmv2-74g6 is a security advisory published by GitHub Security Advisories with Medium severity. Heap buffer overread in wc_PKCS7_DecodeEnvelopedData when parsing crafted PKCS7 EnvelopedData....

Which CVE IDs does GHSA-h6gc-rmv2-74g6 cover?

GHSA-h6gc-rmv2-74g6 covers the following CVE IDs: CVE-2026-6094. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-h6gc-rmv2-74g6?

GHSA-h6gc-rmv2-74g6 has a CVSS v3 base score of 9.1, published by GitHub Security Advisories.

GHSA-h6gc-rmv2-74g6MediumCVSS 9.1

Heap buffer overread in wc_PKCS7_DecodeEnvelopedData when parsing crafted PKCS7 EnvelopedData....

Vendor

GitHub Security Advisories

Published

June 25, 2026

Last Modified

June 26, 2026

🔗 CVE IDs covered (1)

CVE-2026-6094 →

📋 Description

Heap buffer overread in wc_PKCS7_DecodeEnvelopedData when parsing crafted PKCS7 EnvelopedData. This could theoretically be triggered by attacker-supplied data delivered via S/MIME or CMS.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-6094
https://github.com/wolfSSL/wolfssl/pull/10128
https://www.wolfssl.com/docs/security-vulnerabilities
https://github.com/advisories/GHSA-h6gc-rmv2-74g6