CVE-2026-7581 | THREATINT

Description

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.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-01 | Updated 2026-05-01 | Assigner VulDB

MEDIUM: 5.3CVSS: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

MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C

5.0AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:OF/RC:C

Problem types

Permissive Cross-domain Policy with Untrusted Domains

Origin Validation Error

Product status

2026.04.09
affected

2026.04.10
unaffected

Timeline

Credits

AliAz (VulDB User) reporter

References

vuldb.com/vuln/360528 (VDB-360528 | alexta69 MeTube CORS Policy main.py on_prepare cross-domain policy) vdb-entry technical-description

vuldb.com/vuln/360528/cti (VDB-360528 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/801529 (Submit #801529 | alexta69 MeTube 2026.04.09 Permissive Cross-domain Policy with Untrusted Domains) third-party-advisory

github.com/…b/security-advisories/blob/main/cors_MeTube.md exploit

github.com/alexta69/metube/pull/949 issue-tracking patch

github.com/…ommit/0072d3488ae5b8d922d3ee87458d829993742a32 patch

github.com/alexta69/metube/releases/tag/2026.04.10 patch

github.com/alexta69/metube/ product

cve.org (CVE-2026-7581)

nvd.nist.gov (CVE-2026-7581)

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