CVE-2026-42508

CRITICAL EPSS 28.6%
Published May 22, 20261mo ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published May 22, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

Previously, a revoked 'SignatureKey' belonging to a CA was not correctly checked for revocation. Now, both the 'key' and 'key.SignatureKey' are checked for @revoked.

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
28.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-295

Affected Products 1

VendorProductVersionRange
golangcrypto* <0.52.0

References 4

  • go.dev https://go.dev/cl/781220
    Issue Tracking
  • go.dev https://go.dev/issue/79568
    Issue Tracking
  • groups.google.com https://groups.google.com/g/golang-announce/c/a082jnz-LvI
    Mailing List
  • pkg.go.dev https://pkg.go.dev/vuln/GO-2026-5021
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.