Improper input validation in Hex-Dragon PCL2
Priority LOW 24CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Plain Craft Launcher (PCL) is a launcher for Minecraft. PCL allows users to use homepages provided by third parties. If controls such as WebBrowser are used in the homepage, WPF will use Internet Explorer to load the specified webpage. If the user uses a malicious homepage, the attacker can use IE background to access the specified webpage without knowing it. This vulnerability is fixed in 2.9.3.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00185 8th percentileScored 2026-11-07
Fix Fixed PCL2 (Hex-Dragon): 2.9.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| Hex-Dragon | PCL2 | before 2.9.3 | 2.9.3 | Patch available | CNA |
- PCL2 VendorHex-Dragon Affected before 2.9.3 Fixed in 2.9.3 Patch available CNA
Remediation
- Fix · CNA PCL2 (Hex-Dragon) Fixed in 2.9.3
Timeline
- 2026-10-02 Threatist record created from CVE-2025-31488
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences