#VU103651 Origin validation error in Discourse - CVE-2025-23023

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Main Vulnerability Database Vulnerabilities #VU103651

#VU103651 Origin validation error in Discourse - CVE-2025-23023

Published: February 5, 2025


Vulnerability identifier: #VU103651
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-23023
CWE-ID: CWE-346
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Discourse
Software vendor:
Civilized Discourse Construction Kit, Inc.

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the cache poisoning issue within request headers. A remote attacker can use a specially crafted request with the right request headers to poison the anonymous cache.


Remediation

Install updates from vendor's website.

External links