Countdown & Clock <= 2.9.6 is vulnerable to Multiple Authenticated Persistent Cross-Site Scripting (XSS) vulnerabilities

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.