What is CVE-2026-43877?

CVE-2026-43877 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-05-11.

How severe is CVE-2026-43877?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CSRF in Wwbn Avideo

CVE-2026-43877

WWBN AVideo is an open source video platform. In versions up to and including 29.0, objects/userSavePhoto.php is a legacy profile-photo endpoint that accepts a base64 POST parameter and writes the decoded bytes to videos/userPhoto/photo<us…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.000 (3.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Wwbn Avideo — versions <= 29.0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

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

Frequently asked questions

What is CVE-2026-43877?: CVE-2026-43877 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-05-11.
How severe is CVE-2026-43877?: Medium severity. CVSS v3 base score is 5.4 out of 10.