What is CVE-2026-55173?

CVE-2026-55173 is a high-severity vulnerability in Wwbn Avideo, classified under OS Command Injection. CVSS score: 8.1/10. Published 2026-07-16.

How severe is CVE-2026-55173?

High severity. CVSS v3 base score is 8.1 out of 10.

RCE in Wwbn Avideo

CVE-2026-55173

WWBN AVideo is an open source video platform. Versions 29.0 and below remain vulnerable to OS command injection because the fix for CVE-2026-33482 was incomplete and still does not neutralize a single & ( the shell background operator). CV…

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Wwbn Avideo — versions <= 29.0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-55173?: CVE-2026-55173 is a high-severity vulnerability in Wwbn Avideo, classified under OS Command Injection. CVSS score: 8.1/10. Published 2026-07-16.
How severe is CVE-2026-55173?: High severity. CVSS v3 base score is 8.1 out of 10.