CVE-2026-8367

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Source
https://cve.org/CVERecord?id=CVE-2026-8367
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8367.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-8367
Downstream
Published
2026-05-13T14:55:09Z
Modified
2026-08-21T03:47:10Z
Severity
  • 4.8 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
aria2c Improper Certificate Validation
Details

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.

Database specific 
{
    "cna_assigner": "tenable",
    "cwe_ids": [
        "CWE-295"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8367.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "1.37.0"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/aria2/aria2

Affected ranges

Type
GIT
Repo
https://github.com/aria2/aria2
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
02f2d0d8472b3c38c29b4dba8c75ebd5fdd2899a
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:aria2_project:aria2:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.37.0"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

release-1.*
release-1.10.7
release-1.10.8
release-1.10.9
release-1.11.0
release-1.11.1
release-1.11.2
release-1.12.0
release-1.12.1
release-1.13.0
release-1.14.0
release-1.14.1
release-1.14.2
release-1.15.0
release-1.15.1
release-1.15.2
release-1.16.0
release-1.16.1
release-1.16.2
release-1.16.3
release-1.16.4
release-1.16.5
release-1.17.0
release-1.17.1
release-1.18.0
release-1.18.1
release-1.18.10
release-1.18.2
release-1.18.3
release-1.18.4
release-1.18.5
release-1.18.6
release-1.18.7
release-1.18.8
release-1.18.9
release-1.19.0
release-1.19.1
release-1.19.2
release-1.19.3
release-1.20.0
release-1.21.0
release-1.22.0
release-1.23.0
release-1.24.0
release-1.25.0
release-1.26.0
release-1.27.0
release-1.27.1
release-1.28.0
release-1.29.0
release-1.30.0
release-1.31.0
release-1.32.0
release-1.33.0
release-1.34.0
release-1.35.0
release-1.36.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8367.json"