Wikimedia Extensions Css
CVE-2024-47841
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK
2 techniques across 2 tactics: Discovery, Collection The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.9 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could access files and directories outside the intended path by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Path Traversal.42.X before 1.42.2, from. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Path Traversal.42.X before 1.42.2, from 1.41.X before 1.41.3, from 1.39.X before 1.39.9. Affected products include: Wikimedia Wikimedia-Extensions-Css. Version information: before 1.42.2.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Primary rating from Vendor (c4f26cc8-17ff-4c99-b5e2-38fc1793eacc) · only source for this CVE.
CVSS VectorVendor: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
DescriptionCVE.org
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Path Traversal.This issue affects Mediawiki - CSS Extension: from 1.42.X before 1.42.2, from 1.41.X before 1.41.3, from 1.39.X before 1.39.9.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.
GitHub PoC
Exploit-DB