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Fencer Vulns
medium 6.9

CVE-2025-11183 json

Cross-Site Scripting Vulnerability in QWC2

published 2025-10-13 12 mo ago modified 2026-11-05 3 d ago also GHSA-gxp8-m5rq-3m38 , EUVD-2025-34062

cvss
6.9
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits
0
none known

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

Patch / fix

  • npm qwc2 2025.8.14
  • QGIS QWC2 2025.08.14

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
12 mo ago

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/AU:N/RE:L
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:X/V:X/RE:L/U:X

Affected packages

ecosystem package affected fixed in
npm qwc2
<2025.8.14
2025.8.14

Affected products

  • QGIS QWC2

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.