Paper/Archive/CVE-2026-39620

CVE-2026-39620

priyanshumittal Appointment — WordPress Appointment theme <= 3.5.5 - Cross Site Request Forgery (CSRF) to Arbitrary File Upload vulnerability

EPSS 0.1%CVSS 9.6

critical.is priorityof 100

CVSS 9.6 (CNA, ADP agree)9.6 / 10 × 3028.8 Not in CISA KEV+300.0 EPSS percentile 3.6.036 × 200.7 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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

ProductAffectedFixed inSource

Appointment≤ 3.5.5–CNA

Scores by source

CISA ADP9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Patchstack (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refpatchstack.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