CVE-2025-53641

Postiz allows header mutation in middleware facilitates resulting in SSRF

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.

Category

8.2
CVSS
Severity: High
CVSS 3.1 •
Affected: gitroomhq postiz-app
Published at:
Updated at:

References

Link Tags
https://github.com/gitroomhq/postiz-app/security/advisories/GHSA-48c8-25jq-m55f
https://github.com/gitroomhq/postiz-app/commit/65eca0e2f22155b43c78724ca43617ee52e42753

Frequently Asked Questions

What is the severity of CVE-2025-53641?
CVE-2025-53641 has been scored as a high severity vulnerability.
How to fix CVE-2025-53641?
To fix CVE-2025-53641, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-53641 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-53641 is being actively exploited.
What software or system is affected by CVE-2025-53641?
CVE-2025-53641 affects gitroomhq postiz-app.
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