What is CVE-2024-47913?

CVE-2024-47913 is a medium-severity vulnerability in MediaWiki, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.3/10. Published 2024-10-04.

How severe is CVE-2024-47913?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in MediaWiki

CVE-2024-47913

An issue was discovered in the AbuseFilter extension for MediaWiki before 1.39.9, 1.40.x and 1.41.x before 1.41.3, and 1.42.x before 1.42.2. An API caller can match a filter condition against AbuseFilter logs even if the caller is not authorized to view the log details for the filter.

Published 2024-10-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (36.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

MediaWiki

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

References

phabricator.wikimedia.org/T372998 (Exploit, Issue Tracking, Vendor Advisory)
gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/1076855 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-47913?: CVE-2024-47913 is a medium-severity vulnerability in MediaWiki, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.3/10. Published 2024-10-04.
How severe is CVE-2024-47913?: Medium severity. CVSS v3 base score is 5.3 out of 10.