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PHP EUVD-2026-16086

| CVE-2026-3328 HIGH
Deserialization of Untrusted Data (CWE-502)
2026-03-26 Wordfence GHSA-98q5-g3r5-8vrg
7.2
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.2 HIGH
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Re-analysis Queued
Apr 24, 2026 - 16:37 vuln.today
cvss_changed
EUVD ID Assigned
Mar 26, 2026 - 03:45 euvd
EUVD-2026-16086
Analysis Generated
Mar 26, 2026 - 03:45 vuln.today
CVE Published
Mar 26, 2026 - 02:25 nvd
HIGH 7.2

DescriptionCVE.org

The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to PHP Object Injection via deserialization of the 'post_content' of admin_form posts in all versions up to, and including, 3.28.31. This is due to the use of WordPress's maybe_unserialize() function without class restrictions on user-controllable content stored in admin_form post content. This makes it possible for authenticated attackers, with Editor-level access and above, to inject a PHP Object. The additional presence of a POP chain allows attackers to achieve remote code execution.

AnalysisAI

The Frontend Admin by DynamiApps plugin for WordPress contains a PHP Object Injection vulnerability affecting all versions up to and including 3.28.31. Authenticated attackers with Editor-level privileges or higher can exploit unsafe deserialization of the 'post_content' field in admin_form posts to inject malicious PHP objects and achieve remote code execution through available POP chains. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate as Editor-level WordPress user
Delivery
Create admin_form post with malicious serialized PHP object
Exploit
Submit post_content containing POP chain gadget
Execution
Trigger maybe_unserialize() deserialization
Impact
Execute arbitrary code via gadget chain

Vulnerability AssessmentAI

Exploitation Requires WordPress Frontend Admin by DynamiApps plugin version 3.28.31 or earlier. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS score of 7.2 (High) reflects the significant technical impact (complete compromise of confidentiality, integrity, and availability) but is somewhat mitigated by requiring high privileges (PR:H - Editor-level access). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker who has compromised an Editor account through credential theft or social engineering can create or modify admin_form posts within the WordPress installation. By crafting malicious serialized PHP objects in the post_content field that leverage existing POP chains in the WordPress environment, the attacker triggers remote code execution when the plugin deserializes this content. …
Remediation Site administrators should immediately update the Frontend Admin by DynamiApps plugin to a version newer than 3.28.31 that addresses this deserialization vulnerability. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Audit all users with Editor role or above and disable unnecessary accounts; document current plugin version across all WordPress instances. …

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EUVD-2026-16086 vulnerability details – vuln.today

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