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Fencer Intel
medium 6.9

CVE-2025-62613 json

VDO.Ninja Reflected XSS Vulnerability in control.html

published last yr. modified last mo. also EUVD-2025-35631

cvss
6.9
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 67%
public exploits
0
none known, plus a Nuclei check

Summary

VDO.Ninja is a tool that brings remote video feeds into OBS or other studio software via WebRTC. From versions 28.0 to before 28.4, a reflected Cross-Site Scripting (XSS) vulnerability exists on examples/control.html through the room parameter, which is improperly sanitized before being rendered in the DOM. The application fails to validate and encode user input, allowing malicious scripts to be injected and executed. This issue has been patched in version 28.4.

Patch / fix

Is CVE-2025-62613 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
last yr.

Exploit prediction

1.15% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template VDO.Ninja - DOM-Based Cross-Site Scripting nuclei detection template

CVSS scores

assigned by version score vector
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/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

Affected products

  • steveseguin vdo.ninja

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.