PT-2026-40700 · Aria2 · Aria2C

Published 2026-05-13 · Updated 2026-05-13 · CVE-2026-8367

NVD

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

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.

Fix

Improper Certificate Validation

Weakness Enumeration

CWE-295

Related Identifiers

CVE-2026-8367

Affected Products

Aria2C

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-8367 · Security Note
• https://tenable.com/security/research/tra-2026-38 · Note