Path Traversal in Gitroomhq Postiz-app

CVE-2026-19264

Postiz is an open-source social media scheduling tool. The route that serves locally stored media joins URL-supplied path segments onto the upload directory and streams the file without normalising the path or confining it to that director…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19264?
CVE-2026-19264 is a critical-severity vulnerability in Gitroomhq Postiz-app, classified under Path Traversal. CVSS score: 9.8/10. Published 2026-08-07.
How severe is CVE-2026-19264?
Critical severity. CVSS v3 base score is 9.8 out of 10.