Cross-Site Scripting Vulnerability in QWC2
Priority MEDIUM 64CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Cross-Site Scripting vulnerability in attribute table in QGIS QWC2 <2025.08.14 allows an authorized attacker to plant arbitrary JavaScript code in the page
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00424 36th percentileScored 2026-11-07
Fix Fixed QWC2 (QGIS): 2025.08.14qwc2 (npm): 2025.8.14
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| qgis | QWC2 | before 2025.08.14 | 2025.08.14 | Patch available | CNA |
| — | qwc2 (npm) | before 2025.8.14 | 2025.8.14 | Patch available | GHSA-gxp8-m5rq-3m38 |
- QWC2 Vendorqgis Affected before 2025.08.14 Fixed in 2025.08.14 Patch available CNA
- qwc2 (npm) Vendor— Affected before 2025.8.14 Fixed in 2025.8.14 Patch available GHSA-gxp8-m5rq-3m38
Remediation
- Fix · CNA QWC2 (QGIS) Fixed in 2025.08.14
- Fix · GHSA-gxp8-m5rq-3m38 qwc2 (npm) Fixed in 2025.8.14 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2025-11183
- 2026-10-03 Alias added: GHSA-gxp8-m5rq-3m38
- 2026-11-05 Fix available: npm/[email protected] · GHSA-gxp8-m5rq-3m38
References
More qgis vulnerabilities
- TI-2026-19734 QGIS had validated RCE and Repository Takeover via GitHub Actions CVSS 4.0HIGH 8.7
- TI-2026-71348 Stored cross-site scripting in QGIS Server WFS3 feature pages CVSS 3.1MEDIUM 6.1
Sources
- CVE-2025-11183 · CVE Program
- CVE-2025-11183 · NVD
- FIRST EPSS
- GHSA-gxp8-m5rq-3m38 · 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