CVE-2022-28203

highpriority · track · 31EPSS 0.015 · 74 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.47% (74th) EPSS

CVSS 7.5 · high

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

A denial-of-service issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. When many files exist, requesting Special:NewFiles with actor as a condition can result in a very long running query.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-763USprimary

affected products (9)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
debian debian linux= 10.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 11.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
mediawiki mediawiki< 1.35.6nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
mediawiki mediawiki1.36.0 → 1.36.4nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
mediawiki mediawiki1.37.0 → 1.37.2nvdUScpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Bitnami mediawiki< 1.35.6osvUSpkg:bitnami/mediawiki
Bitnami mediawiki1.36.0 → 1.36.4osvUSpkg:bitnami/mediawiki
Bitnami mediawiki1.37.0 → 1.37.2osvUSpkg:bitnami/mediawiki

advisories (1)

Vendor and ecosystem advisories describing this.

BIT-mediawiki-2022-282032024-03-06vendor · osvUS
A denial-of-service issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. When many files exist, requesting Special:NewFiles with actor as a condition can result in a very long running query.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2022-09-19modified 2026-06-17

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+166 more

references (14)

External citations — patches, advisories, analysis.

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