apexws Events Calendar Made Simple Plugin up to 1.2.5 on WordPress Shortcode piecal cross site scripting

Summaryinfo

A vulnerability was found in apexws Events Calendar Made Simple Plugin up to 1.2.5 on WordPress. It has been classified as problematic. Affected by this vulnerability is the function piecal of the component Shortcode Handler. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2025-1410. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in apexws Events Calendar Made Simple Plugin up to 1.2.5 on WordPress and classified as problematic. This issue affects the function piecal of the component Shortcode Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

The Events Calendar Made Simple – Pie Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's piecal shortcode in all versions up to, and including, 1.2.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The weakness was presented by Krzysztof Zając. It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2025-1410 since 02/18/2025. The exploitation is known to be easy. The attack may be initiated remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Calendar Software

Vendor

• apexws

Name

• Events Calendar Made Simple Plugin

Version

• 1.2.0
• 1.2.1
• 1.2.2
• 1.2.3
• 1.2.4
• 1.2.5

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

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• 🔍
• 🔍

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Entryinfo

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