PT-2026-52529 · Wolfssl · Wolfssl

Dikai Zou · Published 2026-06-25 · Updated 2026-06-25 · CVE-2026-6094

Positive Technologies (AI Summary)

CVSS v4.0

6.3

Medium

Base vector

AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description A heap buffer overread occurs in the wc PKCS7 DecodeEnvelopedData() function when parsing specially crafted PKCS7 EnvelopedData. This issue could be triggered by attacker-supplied data delivered via S/MIME (Secure/Multipurpose Internet Mail Extensions) or CMS (Cryptographic Message Syntax).

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-6094

Affected Products

Wolfssl

References · 6

• https://github.com/wolfSSL/wolfssl/pull/10128 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-6094 · Security Note
• https://twitter.com/infoflowcloud/status/2070210792880746545 · Twitter Post
• https://twitter.com/CVEnew/status/2070208757414363533 · Twitter Post
• https://wolfssl.com/docs/security-vulnerabilities · Note
• https://twitter.com/VulmonFeeds/status/2070224639549145543 · Twitter Post