MediaWiki ProofreadPage Extension up to 1.35.10/1.38.6/1.39.3 information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.6$0-$5k0.80

Summaryinfo

A vulnerability classified as problematic was found in MediaWiki ProofreadPage Extension up to 1.35.10/1.38.6/1.39.3. The impacted element is an unknown function. The manipulation results in information disclosure. This vulnerability is known as CVE-2023-37253. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, was found in MediaWiki ProofreadPage Extension up to 1.35.10/1.38.6/1.39.3. Affected is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

An issue was discovered in the ProofreadPage extension for MediaWiki through 1.39.3. It leaks information about a suppressed user via the API and config variables.

The advisory is available at phabricator.wikimedia.org. This vulnerability is traded as CVE-2023-37253 since 06/29/2023. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 1.35.11, 1.38.7 or 1.39.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-60664). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (MITRE): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ProofreadPage Extension 1.35.11/1.38.7/1.39.4

Timelineinfo

06/29/2023 CVE reserved
09/14/2026 +1173 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: phabricator.wikimedia.org
Status: Confirmed

CVE: CVE-2023-37253 (🔒)
GCVE (CVE): GCVE-0-2023-37253
GCVE (VulDB): GCVE-100-403410
EUVD: 🔒

Entryinfo

Created: 09/14/2026 07:46
Updated: 09/14/2026 09:49
Changes: 09/14/2026 07:46 (63), 09/14/2026 09:49 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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