What’s Vulnerable › Vulnerabilities

CVE-2023-46613: WordPress Add to Calendar Button Plugin < 1.5.1 is vulnerable to Cross Site Scripting (XSS)

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-08 · updated 2026-06-17
• Weakness: CWE-79

Description

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Jens Kuerschner Add to Calendar Button plugin <= 1.5.1 versions.

Affected products

• Jens Kuerschner Add to Calendar Button: before 1.5.1 — fixed in 1.5.1

How to fix

Upgrade to a fixed version: Jens Kuerschner Add to Calendar Button 1.5.1. Check the vendor advisory for mitigations.

References

• https://patchstack.com/database/vulnerability/add-to-calendar-button/wordpress-add-to-calendar-button-plugin-1-5-1-cross-site-scripting-xss-vulnerability?_s_id=cve
• https://patchstack.com/database/vulnerability/add-to-calendar-button/wordpress-add-to-calendar-button-plugin-1-5-1-cross-site-scripting-xss-vulnerability?_s_id=cve

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