What is CVE-2026-33483?

CVE-2026-33483 is a high-severity vulnerability in Wwbn Avideo, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-03-23.

How severe is CVE-2026-33483?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Wwbn Avideo

CVE-2026-33483

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the `aVideoEncoderChunk.json.php` endpoint is a completely standalone PHP script with no authentication, no framework includes, and no resource limits. An…

EPSS: 0.006 (70.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Wwbn Avideo — versions <= 26.0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-vv7w-qf5c-734w (x_refsource_CONFIRM)
https://github.com/WWBN/AVideo/commit/33d1bae6c731ef1682fcdc47b428313be073a5d1 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33483?: CVE-2026-33483 is a high-severity vulnerability in Wwbn Avideo, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-03-23.
How severe is CVE-2026-33483?: High severity. CVSS v3 base score is 7.5 out of 10.