CVE-2026-8367

MEDIUM EPSS 1.5%

Published May 13, 20261mo ago · Modified Jun 17, 20262w ago

4.8 CVSS 3.1

Medium

Published May 13, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

4.8

Exploitability

2.2

Impact

2.5

Vector string

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector Network

Attack Complexity High

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

1.5% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-295

References 1

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.