Vulnerability in MediaWiki

CVE-2020-25813

In MediaWiki before 1.31.10 and 1.32.x through 1.34.x before 1.34.4, Special:UserRights exposes the existence of hidden users.

EPSS: 0.013 (67.3th percentile) — read the EPSS interpretation.

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.

Affected products

Mediawiki
Fedoraproject Fedora — versions 33
N/a — versions n/a

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_CONFIRM, Mailing List, Vendor Advisory)
cve@mitre.org (Mailing List, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)

Frequently asked questions

What is CVE-2020-25813?: CVE-2020-25813 is a medium-severity vulnerability in MediaWiki. CVSS score: 5.3/10. Published 2020-09-27.
How severe is CVE-2020-25813?: Medium severity. CVSS v3 base score is 5.3 out of 10.