Description
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.
References (1)
Core 1
Core References
Scores
CVSS v3
4.8
EPSS
0.0011
EPSS Percentile
1.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-295
Status
published
Products (1)
aria2_project/aria2c
< 1.37.0
Published
May 13, 2026
Tracked Since
May 13, 2026