medium4.8
CVE-2026-8367
aria2c accepts a server certificate with incorrect Extended Key Usage (EKU).
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Aria2 Project | Aria2 | before 1.37.0 |