Open redirect in MediaWiki - CVE-2022-41346

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Main Vulnerability Database Vulnerabilities #VU67986

Open redirect in MediaWiki - CVE-2022-41346

Published: October 7, 2022


Vulnerability identifier: #VU67986
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-41346
CWE-ID: CWE-601
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: MediaWiki.org
Affected software:
MediaWiki

Detailed vulnerability description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data in the Special:OAuth/rest_redirect. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.


How to mitigate CVE-2022-41346

Install updates from vendor's website.

Sources