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Fencer Vulns
medium 5.4

CVE-2023-33257 json

Verint Engagement Management 15.3 Update 2023R2 is vulnerable to HTML injection via the user data form in the live chat.

published 2023-08-02 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-37424

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 34%
public exploits
0
none known

Summary

Verint Engagement Management 15.3 Update 2023R2 is vulnerable to HTML injection via the user data form in the live chat.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.40% chance of exploitation in the next 30 days, higher than 34% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • writeup.recoil.nl https://writeup.recoil.nl/verint/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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.