https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2021-45228.htmlhttps://patchthecve.com/cve/CVE-2021-45228.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 5.4: An XSS issue was discovered in COINS Construction Cloud 11.12. Due to insufficient neutralization of user input in the description of a task, it is possible to store malicious JavaScript code in the task description. This is later executed when it is reflected back to the user.https://patchthecve.com/cve/CVE-2021-45227.htmlhttps://patchthecve.com/cve/CVE-2021-45227.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 5.4: An issue was discovered in COINS Construction Cloud 11.12. Due to an inappropriate use of HTML IFRAME elements, the file upload functionality is vulnerable to a persistent Cross-Site Scripting (XSS) attack.https://patchthecve.com/cve/CVE-2021-45226.htmlhttps://patchthecve.com/cve/CVE-2021-45226.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 6.5: An issue was discovered in COINS Construction Cloud 11.12. Due to improper validation of user-controlled HTTP headers, attackers can cause it to send password-reset e-mails pointing to arbitrary websites.https://patchthecve.com/cve/CVE-2021-45225.htmlhttps://patchthecve.com/cve/CVE-2021-45225.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 6.1: An issue was discovered in COINS Construction Cloud 11.12. Due to improper input neutralization, it is vulnerable to reflected cross-site scripting (XSS) via malicious links (affecting the search window and activity view window).https://patchthecve.com/cve/CVE-2021-45224.htmlhttps://patchthecve.com/cve/CVE-2021-45224.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 6.1: An issue was discovered in COINS Construction Cloud 11.12. In several locations throughout the application, JavaScript code is passed as a URL parameter. Attackers can trivially alter this code to cause malicious behaviour. The application is therefore vulnerable to reflected XSS via malicious URLs.https://patchthecve.com/cve/CVE-2021-45223.htmlhttps://patchthecve.com/cve/CVE-2021-45223.htmlWed, 17 Jun 2026 04:13:12 +0000MEDIUM 6.5: An issue was discovered in COINS Construction Cloud 11.12. Due to insufficient input neutralization, it is vulnerable to denial of service attacks via forced server crashes.https://patchthecve.com/cve/CVE-2021-45222.htmlhttps://patchthecve.com/cve/CVE-2021-45222.htmlWed, 17 Jun 2026 04:13:11 +0000HIGH 8.8: An issue was discovered in COINS Construction Cloud 11.12. Due to logical flaws in the human ressources interface, it is vulnerable to privilege escalation by HR personnel.