What is CVE-2023-45363?

CVE-2023-45363 is a high-severity vulnerability in Mediawiki, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2023-10-09.

How severe is CVE-2023-45363?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Mediawiki

CVE-2023-45363

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.

EPSS: 0.227 (97.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mediawiki — versions 1.40.0
Debian Debian_linux — versions 11.0, 12.0
N/a — versions n/a

Weakness classification (CWE)

CWE-835 — Loop with Unreachable Exit Condition (Infinite Loop)

References

cve@mitre.org (Exploit, Third Party Advisory, Vendor Advisory)
cve@mitre.org (vendor-advisory, Third Party Advisory)
cve@mitre.org (mailing-list)

Frequently asked questions

What is CVE-2023-45363?: CVE-2023-45363 is a high-severity vulnerability in Mediawiki, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2023-10-09.
How severe is CVE-2023-45363?: High severity. CVSS v3 base score is 7.5 out of 10.