Open Redirect in World Wide Broadcast Network Avideo
CVE-2025-34439
AVideo versions prior to 20.1 are vulnerable to an open redirect flaw due to missing validation of the cancelUri parameter during user login. An attacker can craft a link to redirect users to arbitrary external sites, enabling phishing attacks.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (8.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- World Wide Broadcast Network Avideo — versions 0
- Wwbn Avideo
Weakness classification (CWE)
References
- github.com/WWBN/AVideo/commit/4a53ab2056 (release-notes, Patch, patch)
- github.com/WWBN/AVideo/commit/88bc40427b (Patch, patch)
- www.vulncheck.com/advisories/avideo-open-redirect-via-canceluri-parameter (Third Party Advisory, third-party-advisory)
- chocapikk.com/posts/2025/avideo-security-vulnerabilities/ (technical-description, exploit)
Frequently asked questions
- What is CVE-2025-34439?
- CVE-2025-34439 is a medium-severity vulnerability in World Wide Broadcast Network Avideo, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2025-12-17.
- How severe is CVE-2025-34439?
- Medium severity. CVSS v3 base score is 6.1 out of 10.