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CVE-2022-29422: WordPress Countdown & Clock plugin <= 2.3.2 - Multiple Authenticated Persistent Cross-Site Scripting (XSS) vulnerabilities

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-06 · updated 2026-06-17
• Weakness: CWE-79

Description

Multiple Authenticated (admin+) Persistent Cross-Site Scripting (XSS) vulnerabilities in Adam Skaat's Countdown & Clock plugin <= 2.3.2 at WordPress via &ycd-countdown-width, &ycd-progress-height, &ycd-progress-width, &ycd-button-margin-top, &ycd-button-margin-right, &ycd-button-margin-bottom, &ycd-button-margin-left, &ycd-circle-countdown-before-countdown, &ycd-circle-countdown-after-countdown vulnerable parameters.

Affected products

• Adam Skaat Countdown & Clock (WordPress plugin): through 2.3.2

References

• https://patchstack.com/database/vulnerability/countdown-builder/wordpress-countdown-clock-plugin-2-3-0-multiple-authenticated-persistent-cross-site-scripting-xss-vulnerabilities
• https://wordpress.org/plugins/countdown-builder/#developers
• https://patchstack.com/database/vulnerability/countdown-builder/wordpress-countdown-clock-plugin-2-3-0-multiple-authenticated-persistent-cross-site-scripting-xss-vulnerabilities
• https://wordpress.org/plugins/countdown-builder/#developers

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