CVE-2025-22535 HIGH

CVE-2025-22535: WordPress WPListCal Plugin <= 1.3.5 - SQL Injection vulnerability

Vendor Jonkern

Product WPListCal

Weakness CWE-89 · SQLi

Published January 9, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

8.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in jonkern WPListCal wplistcal allows SQL Injection.This issue affects WPListCal: from n/a through <= 1.3.5.

Explanation of Vulnerability in Simple Terms

02Summary

WPListCal versions 1.3.5 and earlier contain a SQL injection vulnerability in a database query that requires low-level authentication to exploit. An attacker with a user account can craft malicious input to read sensitive data from the site's database, including other users' information. The vulnerability also allows limited disruption of database availability.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site database, including other users' information and site configuration.

Potential impact on your site

04Site Impact

Unauthorized access to database contents, including user data and site secrets, by any authenticated user.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site; no user interaction required.

Key dates

06Disclosure timeline

January 9, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-22535 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

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