CVE-2026-7581CWE-346CWE-942

alexta69 MeTube CORS Policy main.py on_prepare cross-domain policy

Medium · published May 1, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
14.3
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in alexta69 MeTube up to 2026.04.09. This affects the function on_prepare of the file app/main.py of the component CORS Policy. The manipulation leads to permissive cross-domain policy with untrusted domains. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2026.04.10 is able to mitigate this issue. The identifier of the patch is 0072d3488ae5b8d922d3ee87458d829993742a32. It is recommended to upgrade the affected component.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
EPSS
0.00241 · 14.3th percentile
Weaknesses
CWE-346 · Origin Validation Error; CWE-942 · Permissive Cross-domain Security Policy with Untrusted Domains
Published
2026-05-01T13:00Z
EPSS history
Timeline
  • 01 MAY 13:00Z
    alexta69 MeTube CORS Policy main.py on_prepare cross-domain policy
    cvelistv5