CVE-2026-32513 HIGH

CVE-2026-32513: WordPress JS Archive List plugin <= 6.1.7 - PHP Object Injection vulnerability

Vendor Miguel Useche

Product JS Archive List

Weakness CWE-502 · Unsafe deserialization

Published March 25, 2026

Last update April 29, 2026

View on NVD All CVEs

CVSS base score

8.8/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in Miguel Useche JS Archive List jquery-archive-list-widget allows Object Injection.This issue affects JS Archive List: from n/a through <= 6.1.7.

Explanation of Vulnerability in Simple Terms

02Summary

JS Archive List versions up to 6.1.7 contain a deserialization vulnerability that allows authenticated users to execute arbitrary code on the site. An attacker with low-level access can craft malicious serialized data that, when processed by the plugin, runs their own PHP code with full site privileges. This affects confidentiality, integrity, and availability of the entire installation.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site with full privileges.

Potential impact on your site

04Site Impact

Compromised site with potential data theft, malware injection, or complete takeover.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level user account (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

March 25, 2026 CVE published

April 29, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-32513 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

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