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Fencer Vulns
medium 4.8

CVE-2022-1894 json

Popup Builder < 4.1.11 - Admin+ Stored Cross-Site Scripting

published 2022-07-11 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-25166

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 48%
public exploits
0
none known

Summary

The Popup Builder WordPress plugin before 4.1.11 does not escape and sanitize some settings, which could allow high privilege users to perform Stored Cross-Site Scripting attacks when the unfiltred_html is disallowed

Patch / fix

  • sygnoos popup_builder 4.1.11

Exploit prediction

0.59% chance of exploitation in the next 30 days, higher than 48% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/68af14ef-ca66-40d6-a1e5-09f74e2cd971 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/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

Affected products

  • Unknown Popup Builder – Create highly converting, mobile friendly marketing popups.

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
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.