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VulnerabilityPublished Updated

CVE-2026-33648: WWBN AVideo · OS Command Injection

Affects WWBN AVideoSource CVE Database V5

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Not known to be exploited · CVSS 8.8 High.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 50% 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:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 30 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
WWBNAVideoAffected
  • <=26.0
Fixed in–
GitHubwwbn/AVideopkg:github/wwbn/AVideoOther threatsAffected
  • <=26.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

To mitigate this vulnerability, organizations should immediately upgrade WWBN AVideo to a version that includes the patch from commit 99b865413172045fef6a98b5e9bfc7b24da11678 or later. If upgrading is not immediately possible, implement strict input validation and sanitization on the `users_id` and `liveTransmitionHistory_id` parameters to neutralize shell metacharacters before they reach the `exec()` call. Restrict access to the restreamer endpoint to trusted authenticated users only, and enforce strong authentication mechanisms such as multi-factor authentication to reduce the risk of credential compromise. Monitor server logs for suspicious command execution patterns or unexpected shell activity. Employ application-layer firewalls or runtime application self-protection (RASP) solutions to detect and block command injection attempts. Regularly audit and review user privileges to minimize the number of accounts with access to vulnerable endpoints. Finally, conduct penetration testing and code reviews focusing on command injection vectors in custom deployments.

Description

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the restreamer endpoint constructs a log file path by embedding user-controlled `users_id` and `liveTransmitionHistory_id` values from the JSON request body without any sanitization. This log file path is then concatenated directly into shell commands passed to `exec()`, allowing an authenticated user to achieve arbitrary command execution on the server via shell metacharacters such as `$()` or backticks. Commit 99b865413172045fef6a98b5e9bfc7b24da11678 contains a patch.

References

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