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Vulnerability record · CVE-2026-89251 · published 11 September 2026

CVE-2026-89251: Insufficient verification of data authenticity vulnerability

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate ad impressions in plugin/AD_Server/log.php, allowing logged-in users to submit arbitrary label values that trigger unverified wallet credits to campaign video owners. Attackers can repeatedly POST label=start requests to mint YPTWallet balance for any campaign video without proof an ad actually played.

7.1 CVSS 4.0 High EPSS 0.18% · top 92.9% CWE-345 · Insufficient verification of data authenticity Deferred
7.1CVSS 4.0 base score
0.18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
11 Sep 2026Last modified by NVD

Description

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate ad impressions in plugin/AD_Server/log.php, allowing logged-in users to submit arbitrary label values that trigger unverified wallet credits to campaign video owners. Attackers can repeatedly POST label=start requests to mint YPTWallet balance for any campaign video without proof an ad actually played.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/WWBN/AVideo/security/advisories/GHSA-cwrf-q9jv-44px
https://www.vulncheck.com/advisories/avideo-missing-authorization-via-ad-server-log-php-wallet-credit
https://github.com/WWBN/AVideo/security/advisories/GHSA-cwrf-q9jv-44px

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-89251), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.