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MediaWiki Cargo CVE-2026-58521

| EUVDEUVD-2026-41102 MEDIUM
SQL Injection (CWE-89)
2026-07-01 wikimedia-foundation GHSA-9j5g-78q4-mjh2
6.9
CVSS 4.0 · Vendor: wikimedia-foundation
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Severity by source

Vendor (wikimedia-foundation) PRIMARY
6.9 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
8.3 HIGH

Network-exploitable SQL injection requiring no authentication (PR:N); scope changes to the backend database system (S:C); all impacts remain Low, consistent with CVSS 4.0 signals suggesting constrained table-level access.

3.1 AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L

Primary rating from Vendor (wikimedia-foundation).

CVSS VectorVendor: wikimedia-foundation

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/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:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Patch available
Jul 01, 2026 - 19:02 EUVD
Analysis Generated
Jul 01, 2026 - 18:23 vuln.today

DescriptionCVE.org

Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in The Wikimedia Foundation Mediawiki - Cargo Extension allows SQL Injection.

This issue affects Mediawiki - Cargo Extension: from * before 1.43.9,1.44.6,1.45.4.

AnalysisAI

SQL injection in the Wikimedia Foundation's Cargo Extension for MediaWiki exposes all installations running versions prior to 1.43.9, 1.44.6, or 1.45.4 to unauthenticated database manipulation via the Cargo query interface. The flaw stems from improper neutralization of user-controlled input incorporated into SQL statements without adequate parameterization, allowing attackers to read, modify, or partially disrupt data stored in Cargo-managed tables. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Identify public MediaWiki instance with Cargo Extension active
Delivery
Locate page rendering #cargo_query template accessible without login
Exploit
Inject SQL metacharacters into Cargo query parameter
Execution
MediaWiki constructs and executes malicious SQL via Rdbms layer
Impact
Extract sensitive data or modify records in Cargo-managed tables

Vulnerability AssessmentAI

Exploitation The Cargo Extension must be installed and active on the target MediaWiki instance. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:N) signals low-complexity, unauthenticated, remotely reachable exploitation - a serious attack surface for any SQL injection class vulnerability. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An unauthenticated attacker locates a public MediaWiki page that renders a Cargo query template to display structured wiki data, then crafts a malicious URL or POST parameter injecting SQL metacharacters into a Cargo filter or field argument. The injected payload manipulates the underlying SQL statement executed against the MediaWiki database, enabling extraction of data from Cargo-managed tables or unauthorized record modification. …
Remediation Upgrade the Cargo Extension to the patched release for your MediaWiki branch: 1.43.9 for the 1.43.x series, 1.44.6 for the 1.44.x series, or 1.45.4 for the 1.45.x series. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-58521 vulnerability details – vuln.today

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