Frontend Admin by DynamiApps <= 3.29.12 - Unauthenticated Account Takeover via '_acf_objects' Object Identifier

9.8
Improper Authentication
CVE CVE-2026-75816
CVSS 9.8 (Critical)
Publicly Published September 5, 2026
Last Updated September 6, 2026
Researcher thevietronin - GalaxyOne

Description

The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to Authentication Bypass to Account Takeover in all versions up to, and including, 3.29.12. This is due to the pre_update_value function lacking any capability or ownership check, and ActionPost::conditions_logic() short-circuiting its current_user_can('edit_post') authorization gate whenever the post ID is non-numeric — such as the string user_1 — allowing unauthenticated form submissions to be routed to arbitrary user records without restriction. This makes it possible for unauthenticated attackers to overwrite any user's registered email address, including an administrator's, and then leverage WordPress's native password-reset flow to fully take over the targeted account.

Learn more about Authentication Bypass vulnerabilities and how to prevent them.

References

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Vulnerability Details for Frontend Admin by DynamiApps

Software Type Plugin
Software Slug acf-frontend-form-element (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.29.13, or a newer patched version
Affected Version
  • <= 3.29.12
Patched Version
  • 3.29.13

Recent vulnerabilities in Frontend Admin by DynamiApps

# Title CVE ID CVSS Researchers Date
1 Frontend Admin by DynamiApps <= 3.28.36 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Content CVE-2026-6243 6.4 Muhammad Yudha - DJ October 9, 2026
2 Frontend Admin by DynamiApps <= 3.29.13 - Authenticated (Administrator+) SQL Injection CVE-2026-42722 4.9 Ananda Dhakal October 7, 2026
3 Frontend Admin by DynamiApps <= 3.29.12 - Unauthenticated Path Traversal CVE-2026-81347 8.2 RIA Labs September 2, 2026
4 Frontend Admin by DynamiApps <= 3.29.11 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'tag' Shortcode Attribute CVE-2026-12747 6.4 Wordfence PRISM August 31, 2026
5 Frontend Admin by DynamiApps <= 3.29.12 - Unauthenticated Arbitrary File Deletion via Path Traversal via custom_directory_name Merge Tag CVE-2026-19952 7.5 nudien August 31, 2026
6 Frontend Admin by DynamiApps < 3.29.11 - Authenticated (Subscriber+) Membership Plan Deletion CVE-2026-81346 4.3 Sai Praneeth Koti August 27, 2026
7 Frontend Admin by DynamiApps <= 3.29.10 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2026-66638 6.4 Ananda Dhakal August 18, 2026
8 Frontend Admin by DynamiApps <= 3.29.9 - Unauthenticated Privilege Escalation via 'item_id' Parameter CVE-2026-18432 9.8 밥김국 August 15, 2026
9 Frontend Admin by DynamiApps <= 3.29.9 - Authenticated (Subscriber+) Arbitrary Password Reset via Encrypted Object Token CVE-2026-15606 8.8 daroo August 11, 2026
10 Frontend Admin by DynamiApps <= 3.29.10 - Missing Authorization CVE-2026-66470 4.3 okndjo August 5, 2026

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