CVE-2023-45363
MediaWiki Denial of Service vulnerability
7.5
HIGH
CVSS 3.1
EPSS 11.0%
Description
An issue was discovered in ApiPageSet.php 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. It allows attackers to cause a denial of service (unbounded loop and RequestTimeoutException) when querying pages redirected to other variants with redirects and converttitles set.
How to fix CVE-2023-45363
To remediate CVE-2023-45363, upgrade the affected package to a fixed version below.
- —upgrade to 1.35.12 or later
- —upgrade to 1:1.35.13-1~deb11u1 or later
- —upgrade to 1.35.12 or later
Is CVE-2023-45363 being exploited?
Moderate — EPSS is 11.0%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (3)
- from 0, < 1.35.12, >= 1.36.0, < 1.39.5, >= 1.40.0, < 1.40.1
- from 0, < 1:1.35.13-1~deb11u1
- from 0, < 1.35.12
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |