Tarball was missing .htaccess files
Priority LOW 28CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure, Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-200 and CWE-284.
Summary
Mediawiki 1.31 before 1.31.1 misses .htaccess files in the provided tarball used to protect some directories that shouldn't be web accessible.
Why it matters now
EPSS 0.02255 83rd percentileScored 2026-11-07
Fix Fixed mediawiki (mediawiki): 1.31.1mediawiki/core (Packagist): 1.31.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| mediawiki | mediawiki | 1.31 to before 1.31.1 | 1.31.1 | Patch available | CNA |
| — | mediawiki/core (Packagist) | 1.31.0 to before 1.31.1 | 1.31.1 | Patch available | GHSA-2c28-7gwv-cpgf |
- mediawiki Vendormediawiki Affected 1.31 to before 1.31.1 Fixed in 1.31.1 Patch available CNA
- mediawiki/core (Packagist) Vendor— Affected 1.31.0 to before 1.31.1 Fixed in 1.31.1 Patch available GHSA-2c28-7gwv-cpgf
Remediation
- Fix · CNA mediawiki (mediawiki) Fixed in 1.31.1
- Fix · GHSA-2c28-7gwv-cpgf mediawiki/core (Packagist) Fixed in 1.31.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2018-13258
- 2026-10-03 Alias added: GHSA-2c28-7gwv-cpgf
References
Patch 2
More Mediawiki vulnerabilities
- TI-2023-18933 An issue was discovered in the CheckUser extension for MediaWiki through 1.39.3. CVSS 3.1CRITICAL 9.8
- TI-2023-13576 An issue was discovered in MediaWiki before 1.35.10, 1.36.x through 1.38.x before 1.38.6… CVSS 3.1CRITICAL 9.8
- TI-2023-03312 Stored XSS leads to privilege escalation in MediaWiki v1.40.0 CVSS 3.1CRITICAL 9.0
- TI-2026-42109 Cross-site request forgery in Wikimedia Foundation Mediawiki - RedirectManager Extension CVSS 4.0MEDIUM 6.9
- TI-2024-22822 An issue was discovered in includes/CommentFormatter/CommentParser.php in MediaWiki… CVSS 3.1HIGH 7.4
- TI-2023-18935 An issue was discovered in the ProofreadPage (aka Proofread Page) extension for MediaWiki… CVSS 3.1MEDIUM 5.3
Sources
- CVE-2018-13258 · CVE Program
- CVE-2018-13258 · NVD
- FIRST EPSS
- GHSA-2c28-7gwv-cpgf · GitHub Advisory Database · CC BY 4.0
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