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Fencer Vulns
medium 6.1

CVE-2020-10946 json

Cross-site scripting (XSS) vulnerability allows remote attackers to inject arbitrary web script or HTML via the page parameter to service-m…

published 2020-05-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3350

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability allows remote attackers to inject arbitrary web script or HTML via the page parameter to service-monitoring/src/index.php. This vulnerability is fixed in versions 1.6.4, 18.10.3, 19.04.3, and 19.0.1 of the Centreon host-monitoring widget; 1.6.4, 18.10.5, 19.04.3, 19.10.2 of the Centreon service-monitoring widget; and 1.0.3, 18.10.1, 19.04.1, 19.10.1 of the Centreon tactical-overview widget.

Patch / fix

  • centreon centreon_host-monitoring_widget 1.6.4, 18.10.3, 19.0.1, 19.04.3
  • centreon centreon_tactical-overview_widget 1.0.3, 18.10.1, 19.04.1, 19.10.1
  • centreon centreon_service-monitoring_widget 1.6.4, 18.10.5, 19.04.3, 19.10.2

Exploit prediction

2.29% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sysdream.com https://sysdream.com/news/lab/2020-05-13-cve-2020-10946-several-cross-site-scripting-xss-vulnerabilities-in-centreon/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

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.