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Vulnerabilities

Vulnerability · CVE-2025-55135

In Agora Foundation Agora fall23-Alpha1 before 690ce56, there is XSS via a profile picture to server/controller/userController.js.

Published Aug 7, 2025 · catalog updated Aug 8, 2025 · Agora Foundation Agora

Last checked Oct 28, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-55135. EPSS is 0.27%. Act only if a listed version of Agora Foundation Agora is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.27%
Remediation
Version ranges on file
Affected products
vendor Agora Foundation Agora 0 <690ce56f254af01375b6033e53a80f14d7cc002e

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Agora Foundation Agora 0 <690ce56f254af01375b6033e53a80f14d7cc002e0 <690ce56f254af01375b6033e53a80f14d7cc002e

How to fix CVE-2025-55135

  • Upgrade

    CVE-2025-55135 lists a fix boundary at 690ce56f254af01375b6033e53a80f14d7cc002e. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 0 <690ce56f254af01375b6033e53a80f14d7cc002e

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-55135. EPSS is 0.27%. Act only if a listed version of Agora Foundation Agora is installed.

Which versions are affected?

Compare what you have installed with Agora Foundation Agora 0 <690ce56f254af01375b6033e53a80f14d7cc002e 0 <690ce56f254af01375b6033e53a80f14d7cc002e. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 7, 2025 · EUVD

    Detected

    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.

  2. Aug 8, 2025 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-55135

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-55135

    30-day exploitation probability 0.27%

    first.org
  • EUVDVulnerability recordEUVD-2025-23918

    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.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 28, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026