Vulnerability in Aria2_project Aria2c
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 authentica…
Vulnerability class: Improper Certificate Validation
EPSS: 0.000 (6.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Aria2_project Aria2c — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-8367?
- CVE-2026-8367 is a medium-severity vulnerability in Aria2_project Aria2c, classified under Improper Certificate Validation. CVSS score: 4.8/10. Published 2026-05-13.
- How severe is CVE-2026-8367?
- Medium severity. CVSS v3 base score is 4.8 out of 10.