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Fencer Intel
medium 6.1

CVE-2017-18024 json

AvantFAX 3.3.3 has XSS via an arbitrary parameter name to the default URI, as demonstrated by a parameter whose name contains a SCRIPT elem…

published 8y ago modified 4mo ago also EUVD-2017-9164

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.5%
EPSS 4.5% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known, plus a Nuclei check

Summary

AvantFAX 3.3.3 has XSS via an arbitrary parameter name to the default URI, as demonstrated by a parameter whose name contains a SCRIPT element and whose value is 1.

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Exploit prediction

4.53% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template AvantFAX 3.3.3 - Cross-Site Scripting nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/145776/AvantFAX-3.3.3-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/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 Intel 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.