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Fencer Vulns
high 7.8

CVE-2020-9372 json

The Appointment Booking Calendar plugin before 1.3.35 for WordPress allows user input (in fields such as Description or Name) in any bookin…

published 2020-03-04 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-30193

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.6%
EPSS 8.6% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

The Appointment Booking Calendar plugin before 1.3.35 for WordPress allows user input (in fields such as Description or Name) in any booking form to be any formula, which then could be exported via the Bookings list tab in /wp-admin/admin.php?page=cpabc_appointments.php. The attacker could achieve remote code execution via CSV injection.

Patch / fix

  • codepeople appointment_booking_calendar 1.3.35

Timeline

  1. Published
  2. First public exploit (EDB-48204)

Exploit prediction

8.61% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-48204 WordPress Plugin Appointment Booking Calendar 1.3.34 - CSV Injection webapps, 2020-03-12
  • drive.google.com https://drive.google.com/open?id=1NNcYPaJir9SleyVr4cSPqpI2LNM7rtx9 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/156694/WordPress-Appointment-Booking-Calendar-1.3.34-CSV-Injection.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-1236 Improper Neutralization of Formula Elements in a CSV File
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.