CVE-2026-84482CWE-346

CVE-2026-84482

High · published September 2, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
3.5
In the wild
Unconfirmed
What it is

WWBN AVideo through commit 9c39d8c8 contains a cross-site request forgery vulnerability in the get_domain() and isSameDomain() functions that fail to properly validate referer origins. Attackers can forge requests from sibling subdomains or unparseable long-gTLD origins to perform administrative ObjectYPT writes including live server configuration changes.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00138 · 3.5th percentile
Weakness
CWE-346 · Origin Validation Error
Published
2026-09-02T03:17Z
References (3)
https://github.com/WWBN/AVideo/security/advisories/GHSA-jm6j-xqvq-r8p5 · [email protected]https://www.vulncheck.com/advisories/wwbn-avideo-cross-site-request-forgery-via-get-domain-validation · [email protected]https://github.com/WWBN/AVideo/security/advisories/GHSA-jm6j-xqvq-r8p5 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 03 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 01 SEP 22:25Z
    WWBN AVideo Cross-Site Request Forgery via get_domain() validation
    cvelistv5