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Fencer Vulns
medium 4.9

CVE-2023-2111 json

HollerBox < 2.1.4 - Admin+ SQL Injection

published 2023-05-30 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33632

cvss
4.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

The Fast & Effective Popups & Lead-Generation for WordPress plugin before 2.1.4 concatenates user input into an SQL query without escaping it first in the plugin's report API endpoint, which could allow administrators in multi-site configuration to leak sensitive information from the site's database.

Patch / fix

  • Unknown Fast & Effective Popups & Lead-Generation for WordPress 2.1.4

CISA SSVC

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

Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/7a0bdd47-c339-489d-9443-f173a83447f2 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected products

  • Unknown Fast & Effective Popups & Lead-Generation for WordPress

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.