CVE-2026-8367

aria2c accepts a server certificate with incorrect Extended Key Usage (EKU). If the attackers compromise a certificate (with the associated private key) issued for a different purpose, they may be able to reuse it for TLS server authentication.

Score

CVSS 3.1 5.3 Medium

Status

Analyzed - vulnreport@tenable.com

Published

2026-05-13

Last modified

2026-10-26

Weaknesses

CWE-295

Affected products

• Aria2 (Aria2 Project)
• Aria2c (Aria2 Project)

References

• https://www.tenable.com/security/research/tra-2026-38