Skip to content
Fencer Vulns
medium 6.1

CVE-2024-12737 json

WP BASE Booking of Appointments, Services and Events < 5.0.0 - Reflected XSS

published 2025-02-26 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-53910

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 49%
public exploits
0
none known, plus a Nuclei check

Summary

The WP BASE Booking of Appointments, Services and Events WordPress plugin before 5.0.0 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Patch / fix

  • Unknown WP BASE Booking of Appointments, Services and Events 5.0.0

CISA SSVC

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

Exploit prediction

0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template WP BASE Booking - Reflected XSS nuclei detection template
  • wpscan.com https://wpscan.com/vulnerability/997eb9f6-80e1-4bc5-be72-bd6a6f52379c/ 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
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 WP BASE Booking of Appointments, Services and Events

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.