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Fencer Vulns
medium 6.1

CVE-2023-2399 json

qubotchat < 1.1.6 - Unauthenticated Stored XSS

published 2023-06-19 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33889

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

The QuBot WordPress plugin before 1.1.6 doesn't filter user input on chat, leading to bad code inserted on it be reflected on the user dashboard.

Patch / fix

  • Unknown QuBot 1.1.6

CISA SSVC

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

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/deca3cd3-f7cf-469f-9f7e-3612f7ae514d referenced PoC, tagged "exploit" by a source, unverified
  • wpscan.com https://wpscan.com/vulnerability/deca3cd3-f7cf-469f-9f7e-3612f7ae514d/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Unknown QuBot

Classification

Technology feeds

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.