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Fencer Vulns
medium 4.8

CVE-2022-3823 json

Beautiful Cookie Consent Banner < 2.9.1 - Admin+ Stored XSS

published 2022-11-28 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-43164

cvss
4.8
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 44%
public exploits
0
none known

Summary

The Beautiful Cookie Consent Banner WordPress plugin before 2.9.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Patch / fix

  • Unknown Beautiful Cookie Consent Banner 2.9.1

CISA SSVC

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

Exploit prediction

0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/a072b091-5e5f-4e88-bd3d-2f4582e6564e referenced PoC, tagged "exploit" by a source, unverified
  • wpscan.com https://wpscan.com/vulnerability/a072b091-5e5f-4e88-bd3d-2f4582e6564e/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Unknown Beautiful Cookie Consent Banner

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.