CVE-2026-32524

Critical

Published: 25 March 2026

Published

25 March 2026

Modified

24 April 2026

KEV Added

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Patch

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CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS Score 0.0033 24.9th percentile

Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-32524 is a critical-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability. Its CVSS base score is 9.1 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 24.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).

Deeper analysis

CVE-2026-32524 is an Unrestricted Upload of File with Dangerous Type vulnerability (CWE-434) in the Jordy Meow Photo Engine wplr-sync WordPress plugin. This flaw allows attackers to upload a web shell to the web server and affects all versions from n/a through 6.4.9. Published on 2026-03-25, it carries a CVSS v3.1 base score of 9.1 (AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H).

The vulnerability can be exploited remotely by a high-privileged user, such as an authenticated administrator, with low attack complexity and no user interaction required. Successful exploitation changes the scope to the server (S:C), enabling high impacts on confidentiality, integrity, and availability (C:H/I:H/A:H), typically resulting in full remote code execution via the uploaded web shell.

The Patchstack advisory at https://patchstack.com/database/Wordpress/Plugin/wplr-sync/vulnerability/wordpress-photo-engine-plugin-6-4-9-arbitrary-file-upload-vulnerability?_s_id=cve provides details on this arbitrary file upload issue in the WordPress Photo Engine plugin version 6.4.9. Security practitioners should review it for recommended mitigations and patching instructions.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2026-15888

Vulnerability details

Unrestricted Upload of File with Dangerous Type vulnerability in Jordy Meow Photo Engine wplr-sync allows Upload a Web Shell to a Web Server.This issue affects Photo Engine: from n/a through <= 6.4.9.

CWE(s): CWE-434

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1505.003 Web Shell Persistence

Adversaries may backdoor web servers with web shells to establish persistent access to systems.

attack.mitre.org →

Why these techniques?

Arbitrary file upload vulnerability in public-facing WordPress plugin directly enables remote exploitation of the web application (T1190) and deployment/execution of web shells for RCE (T1505.003).

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0