Description
AVideo through commit c3edcc274c contains an authorization bypass vulnerability where a session cookie named 'key' with value 'value' overrides the $_REQUEST['key'] parameter in saveLive.php and related endpoints. Attackers can publish to any user's RTMP stream without authentication by using the known constant stream key value to hijack live broadcasts.
Published: 2026-09-08
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 19 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 08 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Description AVideo through commit c3edcc274c contains an authorization bypass vulnerability where a session cookie named 'key' with value 'value' overrides the $_REQUEST['key'] parameter in saveLive.php and related endpoints. Attackers can publish to any user's RTMP stream without authentication by using the known constant stream key value to hijack live broadcasts.
Title AVideo through c3edcc274c Authorization Bypass via Session Cookie
First Time appeared Wwbn
Wwbn avideo
Weaknesses CWE-287
CPEs cpe:2.3:a:wwbn:avideo:-:*:*:*:*:*:*:*
Vendors & Products Wwbn
Wwbn avideo
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-19T14:21:56.656Z

Reserved: 2026-09-08T11:30:41.420Z

Link: CVE-2026-86721

cve-icon Vulnrichment

Updated: 2026-09-19T14:19:59.022Z

cve-icon NVD

Status : Deferred

Published: 2026-09-08T16:18:32.307

Modified: 2026-09-19T15:17:06.637

Link: CVE-2026-86721

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-08T17:00:02Z

Weaknesses