CVE-2026-7581

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

CVSS 5.3 MEDIUMEPSS 0.2%CWE-346 CWE-942

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.3EPSS 0.2%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado

Lifecycle

01 May 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

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.

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

Affected products

alexta69 · MeTube

public PoCs found — 1

cve_referencegithub.com/az10b/security-advisories/blob/main/cors_MeTube.mdunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/alexta69/metube/https://github.com/alexta69/metube/commit/0072d3488ae5b8d922d3ee87458d829993742a32 https://github.com/alexta69/metube/pull/949 https://github.com/alexta69/metube/releases/tag/2026.04.10 https://github.com/az10b/security-advisories/blob/main/cors_MeTube.md https://vuldb.com/submit/801529 https://vuldb.com/vuln/360528 https://vuldb.com/vuln/360528/cti