CVE-2025-55135

6.4 mediumEPSS 0.3%

Medium (6.4). EPSS 0.3% chance of exploitation in the next 30 days.

In Agora Foundation Agora fall23-Alpha1 before 690ce56, there is XSS via a profile picture to server/controller/userController.js. Formats other than PNG, JPEG, and WEBP are permitted by server/routes/userRoutes.js; this includes SVG.

Severity

CVSS 3.1

6.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2025-08-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/Msfv3n0m/vulnerability-research/tree/main/CVE-2025-55135
https://github.com/agorafoundation/agora/blob/90f7f9c217cf1d5dc9d27f5695cd65b61a4c4759/server/controller/userController.js#L332-L336
https://github.com/agorafoundation/agora/commit/690ce56f254af01375b6033e53a80f14d7cc002e
https://github.com/agorafoundation/agora/pull/556

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