CVE-2025-53641

HIGH EPSS 15.8%
Published Jul 11, 202511mo ago · Modified Jun 17, 20261w ago
8.2 CVSS 3.1
High
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Published Jul 11, 2025 11mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.2
Exploitability
3.9
Impact
4.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
15.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.