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NVD Vulnerability Details :
CVE-2026-34087
Analyzed
More InfoOfficial Page
Source-c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
View Known Exploited Vulnerability (KEV) details
Published At-11 May, 2026 | 16:17
Updated At-14 May, 2026 | 17:02

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation OATHAuth. This issue affects OATHAuth: from * before 1.43.7, 1.44.4, 1.45.2.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.05.1MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:A/V:X/RE:M/U:X
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Type: Secondary
Version: 4.0
Base score: 5.1
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:A/V:X/RE:M/U:X
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CPE Matches

Wikimedia Foundation
mediawiki
>>mediawiki>>Versions before 1.43.7(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Wikimedia Foundation
mediawiki
>>mediawiki>>Versions from 1.44.0(inclusive) to 1.44.4(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Wikimedia Foundation
mediawiki
>>mediawiki>>Versions from 1.45.0(inclusive) to 1.45.2(exclusive)
cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-200Secondaryc4f26cc8-17ff-4c99-b5e2-38fc1793eacc
CWE ID: CWE-200
Type: Secondary
Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://phabricator.wikimedia.org/T412061c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
Issue Tracking
Vendor Advisory
Hyperlink: https://phabricator.wikimedia.org/T412061
Source: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
Resource:
Issue Tracking
Vendor Advisory
Change History
0Changes found

Details not found