CVE-2026-67693: n/a
Description
A vulnerability in GnuTLS version 3.8.13 allows an attacker to obtain sensitive information by exploiting the failure to reject end-entity X.509 certificates that have conflicting Key Usage and Extended Key Usage extensions.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-67693 describes a security issue in GnuTLS version 3.8.13 where the software does not properly reject end-entity X.509 certificates containing contradictory combinations of Key Usage (KU) and Extended Key Usage (EKU). This flaw can be leveraged by an attacker to extract sensitive information from the affected system.
Potential Impact
The vulnerability enables an attacker to obtain sensitive information due to improper certificate validation. No further details on the scope or method of information disclosure are provided.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-07-30T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6ac7fef52cdf04f656318c17
Added to database: 10/08/2026, 20:37:09 UTC
Last enriched: 10/08/2026, 20:48:50 UTC
Last updated: 10/08/2026, 20:48:50 UTC
Views: 11
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