CVE-2025-25214: WWBN AVideo · Race Condition
Affects WWBN AVideoSource CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 1.2% chance of exploitation in 30 days – higher than 68% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 24 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| WWBN AVideo | Affected
| Fixed in– |
AI-suggested
- Immediately restrict access to the aVideoEncoder.json.php endpoint, especially the unzip functionality, by implementing network-level controls such as IP whitelisting or VPN-only access.
- Apply strict input validation and sanitization on all HTTP requests targeting the unzip functionality to prevent malformed or malicious payloads.
- Implement application-level concurrency controls, such as mutexes or locks, to ensure proper synchronization when accessing shared resources during unzip operations.
- Monitor web server and application logs for unusual patterns of HTTP requests targeting the vulnerable endpoint, including rapid or repeated unzip requests.
- If possible, isolate the AVideo server in a segmented network zone with limited access to critical infrastructure.
- Engage with WWBN for official patches or updates and plan for rapid deployment once available.
- Consider deploying Web Application Firewalls (WAFs) with custom rules to detect and block exploit attempts targeting this vulnerability.
- Conduct regular security assessments and penetration testing focused on concurrency and race condition vulnerabilities in the application.
Description
A race condition vulnerability exists in the aVideoEncoder.json.php unzip functionality of WWBN AVideo 14.4 and dev master commit 8a8954ff. A series of specially crafted HTTP request can lead to arbitrary code execution.