https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2022-43118.htmlhttps://patchthecve.com/cve/CVE-2022-43118.htmlWed, 17 Jun 2026 05:05:56 +0000MEDIUM 6.1: A cross-site scripting (XSS) vulnerability in flatCore-CMS v2.1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Username text field.https://patchthecve.com/cve/CVE-2021-41402.htmlhttps://patchthecve.com/cve/CVE-2021-41402.htmlWed, 17 Jun 2026 04:08:28 +0000HIGH 8.8: flatCore-CMS v2.0.8 has a code execution vulnerability, which could let a remote malicious user execute arbitrary PHP code.https://patchthecve.com/cve/CVE-2021-41403.htmlhttps://patchthecve.com/cve/CVE-2021-41403.htmlWed, 17 Jun 2026 04:08:28 +0000CRITICAL 9.8: flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.https://patchthecve.com/cve/CVE-2021-40902.htmlhttps://patchthecve.com/cve/CVE-2021-40902.htmlWed, 17 Jun 2026 04:07:37 +0000MEDIUM 5.4: flatCore-CMS version 2.0.8 is affected by Cross Site Scripting (XSS) in the "Create New Page" option through the index page.https://patchthecve.com/cve/CVE-2021-42245.htmlhttps://patchthecve.com/cve/CVE-2021-42245.htmlWed, 17 Jun 2026 04:09:30 +0000MEDIUM 6.1: FlatCore-CMS 2.0.9 has a cross-site scripting (XSS) vulnerability in pages.edit.php through meta tags and content sections.