Lua segfault in unpack()
Priority LOW 10Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Vulnerability in Wikimedia Foundation Scribunto, Wikimedia Foundation luasandbox. This vulnerability is associated with program files includes/Engines/LuaCommon/lualib/mwInit.Lua, library.C. This issue affects Scribunto: from * before 1.39.16, 1.43.6, 1.44.3, 1.45.1; luasandbox: from * before fea2304f8f6ab30314369a612f4f5b165e68e95a.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00326 25th percentileScored 2026-11-07
Fix Fixed Scribunto (Wikimedia Foundation): 1.39.16, 1.43.6, 1.44.3 +1luasandbox (Wikimedia Foundation): fea2304f8f6ab30314369a612f4f5b165e68e95a
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Wikimedia Foundation | Scribunto | before 1.39.16, 1.43.6, 1.44.3, 1.45.1 | 1.39.16, 1.43.6, 1.44.3, 1.45.1 | Patch available | CNA |
| Wikimedia Foundation | luasandbox | before fea2304f8f6ab30314369a612f4f5b165e68e95a | fea2304f8f6ab30314369a612f4f5b165e68e95a | Patch available | CNA |
- Scribunto VendorWikimedia Foundation Affected before 1.39.16, 1.43.6, 1.44.3, 1.45.1 Fixed in 1.39.16, 1.43.6, 1.44.3, 1.45.1 Patch available CNA
- luasandbox VendorWikimedia Foundation Affected before fea2304f8f6ab30314369a612f4f5b165e68e95a Fixed in fea2304f8f6ab30314369a612f4f5b165e68e95a Patch available CNA
Remediation
- Fix · CNA Scribunto (Wikimedia Foundation) Fixed in 1.39.16, 1.43.6, 1.44.3, 1.45.1
- Fix · CNA luasandbox (Wikimedia Foundation) Fixed in fea2304f8f6ab30314369a612f4f5b165e68e95a
Timeline
- 2026-10-02 Threatist record created from CVE-2025-67482
- 2026-10-03 Alias added: GHSA-xf8x-crg7-q946
References
More Wikimedia Foundation vulnerabilities
- TI-2025-11006 The compare API module breaks Extension:Lockdown CVSS 4.0CRITICAL 10.0
- TI-2024-32110 Backticks can allow the usage of not-allowed SQL functions CVSS 4.0HIGH 8.8
- TI-2026-65500 Unauthenticated SQL injection in UserPageViewTracker via filterusers and ignoreusers parameters CVSS 3.1HIGH 7.5
- TI-2026-64588 DataTransfer depends on phpspreadsheet version vulnerable to CVE-2026-59933 (XLS/OLE memory exhaustion) CVSS 3.1HIGH 7.5
- TI-2026-42112 SQLi in Cargo extension via year range filter CVSS 4.0MEDIUM 6.9
- TI-2026-42110 Stored XSS through Cargo's map format CVSS 4.0MEDIUM 6.9
Sources
- CVE-2025-67482 · CVE Program
- CVE-2025-67482 · NVD
- FIRST EPSS
- GHSA-xf8x-crg7-q946 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences