What is CVE-2026-33735?

CVE-2026-33735 is a high-severity vulnerability in Franklioxygen Mytube, classified under Improper Authorization. CVSS score: 8.8/10. Published 2026-03-27.

How severe is CVE-2026-33735?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Franklioxygen Mytube

CVE-2026-33735

MyTube is a self-hosted downloader and player for several video websites Prior to version 1.8.69, an authorization bypass in the `/api/settings/import-database` endpoint allows attackers with low-privilege credentials to upload and replace the application's SQLite database entirely, leading to a full compromise of the application. The bypass is relevant for other POST routes as well. Version 1.8.69 fixes the issue.

Published 2026-03-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (45.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.002

Affected products

Franklioxygen Mytube — versions < 1.8.69

Weakness classification (CWE)

References

github.com/franklioxygen/MyTube/security/advisories/GHSA-63cf-662x-crp2 (Exploit, Vendor Advisory)
github.com/franklioxygen/MyTube/commit/b7bf9b7960958c6c51f85fe50a2fc041a086c466 (Patch)
github.com/franklioxygen/MyTube/blob/6ade838a46366174e2c030f856340f3856e03132/b… (Product)

Frequently asked questions

What is CVE-2026-33735?: CVE-2026-33735 is a high-severity vulnerability in Franklioxygen Mytube, classified under Improper Authorization. CVSS score: 8.8/10. Published 2026-03-27.
How severe is CVE-2026-33735?: High severity. CVSS v3 base score is 8.8 out of 10.