CVE-2025-53641 – Postiz SSRF Vulnerability

The following table lists the changes that have been made to the
CVE-2025-53641 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jul. 11, 2025

    Action Type Old Value New Value
    Added Description Postiz is an AI social media scheduling tool. From 1.45.1 to 1.62.3, the Postiz frontend application allows an attacker to inject arbitrary HTTP headers into the middleware pipeline. This flaw enables a server-side request forgery (SSRF) condition, which can be exploited to initiate unauthorized outbound requests from the server hosting the Postiz application. This vulnerability is fixed in 1.62.3.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
    Added CWE CWE-918
    Added Reference https://github.com/gitroomhq/postiz-app/commit/65eca0e2f22155b43c78724ca43617ee52e42753
    Added Reference https://github.com/gitroomhq/postiz-app/security/advisories/GHSA-48c8-25jq-m55f
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