CVE-2026-39620: WordPress Appointment theme <= 3.5.5 - Cross Site Request Forgery (CSRF) to Arbitrary File Upload vulnerability

Severity: critical (CVSS 9.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-08 · updated 2026-07-24
Weakness: CWE-352

Description

Cross-Site Request Forgery (CSRF) vulnerability in priyanshumittal Appointment appointment allows Upload a Web Shell to a Web Server.This issue affects Appointment: from n/a through <= 3.5.5.

Affected products

priyanshumittal Appointment: through 3.5.5

References

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

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