CVE-2023-29140

MEDIUMNVD 5.35.3—

5.3

An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. Attackers might be able to see edits for which the username has been hidden, because there is no check for rev_deleted.

CVSS v3: 5.3
EG Score: 5.3(medium)
EPSS: 34.0%
KEV: Not listed

Published

March 31, 2023

Last Modified

February 18, 2025

References (2)

cve@mitrehttps://phabricator.wikimedia.org/T327613
af854a3a-2127-422b-91ae-364da2661108https://phabricator.wikimedia.org/T327613

Weakness Classification(1)

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

CWE-284Improper Access Control

Data Freshness Timeline

(refreshed 12× 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.

2026-06-04 13:11 UTCepss_batch
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2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2023-29140?

CVE-2023-29140 is a medium vulnerability published on March 31, 2023. An issue was discovered in the GrowthExperiments extension for MediaWiki through 1.39.3. Attackers might be able to see edits for which the username has been hidden, because there is no check for rev_deleted.

When was CVE-2023-29140 disclosed?

CVE-2023-29140 was first published in the National Vulnerability Database on March 31, 2023, with the most recent update on February 18, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-29140 actively exploited?

CVE-2023-29140 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 34.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-29140?

CVE-2023-29140 has a CVSS v3 base score of 5.3 (NVD).

How do I remediate CVE-2023-29140?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-29140, 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-2023-29140

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-29140?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)