CVE-2022-28204

HIGHNVD 7.57.5—

7.5

A denial-of-service issue was discovered in MediaWiki 1.37.x before 1.37.2. Rendering of w/index.php?title=Special%3AWhatLinksHere&target=Property%3AP31&namespace=1&invert=1 can take more than thirty seconds. There is a DDoS risk.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 59.9%
KEV: Not listed

Published

September 19, 2022

Last Modified

May 29, 2025

References (2)

cve@mitrehttps://phabricator.wikimedia.org/T297754
af854a3a-2127-422b-91ae-364da2661108https://phabricator.wikimedia.org/T297754

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-400Uncontrolled Resource Consumption (Denial of Service)

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:09 UTCepss_batch
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2026-06-04 13:11 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2022-28204?

CVE-2022-28204 is a high vulnerability published on September 19, 2022. A denial-of-service issue was discovered in MediaWiki 1.37.x before 1.37.2. Rendering of w/index.php?title=Special%3AWhatLinksHere&target=Property%3AP31&namespace=1&invert=1 can take more than thirty seconds. There is a DDoS risk.

When was CVE-2022-28204 disclosed?

CVE-2022-28204 was first published in the National Vulnerability Database on September 19, 2022, with the most recent update on May 29, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-28204 actively exploited?

CVE-2022-28204 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 59.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-28204?

CVE-2022-28204 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2022-28204?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-28204, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2022-28204

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-28204?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)