| Name | CVE-2026-8367 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| aria2 (PTS) | bullseye | 1.35.0-3 | vulnerable |
| bookworm | 1.36.0-1 | vulnerable |
| trixie | 1.37.0+debian-3 | vulnerable |
| forky, sid | 1.37.0+debian-4 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| aria2 | source | (unstable) | (unfixed) | | | |
Notes
[trixie] - aria2 <postponed> (Minor issue, revisit when fixed upstream)
[bookworm] - aria2 <postponed> (Minor issue, revisit when fixed upstream)
[bullseye] - aria2 <postponed> (Minor issue, revisit when fixed upstream)
https://github.com/aria2/aria2/issues/2355