EUVD-2026-76862
GHSA-rxxw-pq7r-5ghm
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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:X/V:X/RE:X/U:X
Network-reachable endpoint requires only a standard authenticated session; impact is solely low-integrity view-count manipulation with no confidentiality or availability consequence.
Primary rating from Vendor (VulnCheck).
CVSS VectorVendor: VulnCheck
Lifecycle Timeline
2DescriptionCVE.org
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate video access permissions in the videoAddViewCount.json.php endpoint before updating view statistics. Authenticated attackers can increment view counts and watch-time on videos they cannot access by submitting requests with arbitrary video IDs.
AnalysisAI
Missing authorization in WWBN AVideo's videoAddViewCount.json.php endpoint allows authenticated users to manipulate view counts and watch-time statistics on videos they are not permitted to access. Affected versions span all commits through c3edcc274c389816d434acadac07ee78eaf330c1 of the WWBN AVideo open-source PHP video platform. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid authenticated session on the AVideo instance (PR:L - any registered user account suffices, no administrative privileges needed). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The real-world risk of CVE-2026-90544 is low to moderate. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade WWBN AVideo to a commit or release that addresses GHSA-2fgr-549m-8g5w, available via the GitHub security advisory at https://github.com/WWBN/AVideo/security/advisories/GHSA-2fgr-549m-8g5w. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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