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Fencer Vulns
medium 5.4

CVE-2017-9609 json

Cross-site scripting (XSS) vulnerability in Blackcat CMS 1.2 allows remote authenticated users to inject arbitrary web script or HTML via t…

published 2017-07-17 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18540

cvss
5.4
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in Blackcat CMS 1.2 allows remote authenticated users to inject arbitrary web script or HTML via the map_language parameter to backend/pages/lang_settings.php.

Patch / fix

Exploit prediction

1.52% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • packetstormsecurity.com http://packetstormsecurity.com/files/143103/Blackcat-CMS-1.2-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 5.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/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.