Threat intelligence · 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.
Published Dec 17, 2025 · catalog updated Jun 23, 2026 · World Wide Broadcast Network AVideo
Last checked Nov 1, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-34439. EPSS is 0.19%. Act only if a listed version of World Wide Broadcast Network AVideo is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-34433 · Critical
- CVE-2025-34438 · Medium
- CVE-2025-34437 · High
- CVE-2025-34435 · High
- CVE-2025-34436 · High
- Severity
- Medium4.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.19%
- Remediation
- Version ranges on file
- Affected products
- vendor World Wide Broadcast Network AVideo 0 <20.1
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor World Wide Broadcast Network AVideo 0 <20.10 <20.1
How to fix CVE-2025-34439
Upgrade
CVE-2025-34439 lists a fix boundary at 20.1. Compare the installed build with that boundary before you change production.
Version check
Seen in 0 <20.1
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-34439. EPSS is 0.19%. Act only if a listed version of World Wide Broadcast Network AVideo is installed.
Which versions are affected?
Compare what you have installed with World Wide Broadcast Network AVideo 0 <20.1 0 <20.1. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.19%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Dec 17, 2025 · EUVD
Detected
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.
Jun 23, 2026 · EUVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2025-34439
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-34439
30-day exploitation probability 0.19%
first.org - EUVDVulnerability recordEUVD-2025-203950
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.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 1, 2026
- CVE.orgOct 29, 2026
- EUVDOct 29, 2026