What is CVE-2023-45360?

CVE-2023-45360 is a medium-severity vulnerability in MediaWiki, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-11-03.

How severe is CVE-2023-45360?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in MediaWiki

CVE-2023-45360

An issue was discovered in MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. There is XSS in youhavenewmessagesmanyusers and youhavenewmessages i18n messages. This is related to MediaWiki:Youhavenewmessagesfromusers.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (43.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Mediawiki — versions 1.40.0
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Exploit, Patch, Issue Tracking, Vendor Advisory)
cve@mitre.org (vendor-advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-45360?: CVE-2023-45360 is a medium-severity vulnerability in MediaWiki, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-11-03.
How severe is CVE-2023-45360?: Medium severity. CVSS v3 base score is 5.4 out of 10.