CVE-2023-45367

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1

published October 9, 2023

CVSS
—
EPSS
1%
Percentile
50.8
In the wild
Unconfirmed
What it is

An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1. A user can use a rest.php/checkuser/v0/useragent-clienthints/revision/ URL to store an arbitrary number of rows in cu_useragent_clienthints, leading to a denial of service.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00655 · 50.8th percentile
Published
2023-10-09T00:00Z
EPSS history
Timeline
  • 09 OCT 00:00Z
    An issue was discovered in the CheckUser extension for MediaWiki before 1.35.12, 1.36.x through 1.39.x before 1.39.5, and 1.40.x before 1.40.1
    cvelistv5