PT-2026-31185 · Unknown · Gappointments

Published 2026-04-08 · Updated 2026-04-12 · CVE-2026-39620

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Appointment versions through 3.5.5

Description A Cross-Site Request Forgery (CSRF) vulnerability exists in the Appointment application, potentially allowing an attacker to upload a web shell to a web server.

Recommendations Update Appointment to a version later than 3.5.5.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2026-39620

Affected Products

Gappointments

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-39620 · Security Note
• https://patchstack.com/database/Wordpress/Theme/appointment/vulnerability/wordpress-appointment-theme-3-5-5-cross-site-request-forgery-csrf-to-arbitrary-file-upload-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2043368523502874799 · Twitter Post