CVE-2025-34440 | BDVDB-2026-306539 Detail

World Wide Broadcast NetworkAVideo

Description#

AVideo versions prior to 20.1 contain an open redirect vulnerability caused by insufficient validation of the siteRedirectUri parameter during user registration. Attackers can redirect users to external sites, facilitating phishing attacks.

Impact#

Per CVSS v4.0: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.

Weaknesses#

CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

References#

Exploit#

https://chocapikk.com/posts/2025/avideo-security-vulnerabilities/

History#

Version 12025-12-17Record published in the CVE List.
Version 22026-06-23Most recent update recorded in the CVE List.

Published

Published: 2025-12-17
Last modified: 2026-06-23

Vendor information

Vendor: World Wide Broadcast Network
Product: AVideo

All World Wide Broadcast Network vulnerabilities

Score

4.8 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 9.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 20.1
Fixed
20.1

Scoring System

CVSS v4.0

4.8 Medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	Low
User Interaction	Active
Vulnerable System Confidentiality	Low
Vulnerable System Integrity	Low
Vulnerable System Availability	Low
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).