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    CVE-2026-52307

    An authenticated stored cross-site scripting (XSS) vulnerability in the Column Management component of ClassCMS 1CMS v5.6 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the title field.

    Published:Sep 8, 2026
    Last Modified:Sep 8, 2026
    EPS:Sep 8, 2026
    EPSS Score:
    CVSS Score:

    Affected Products

    Vendor
    Classcms
    Product
    Classcms

    Exploits

    https://github.com/linan-OO/CVE-2026-52307

    Related CVEs

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    CVE-2024-57099 (CVSS 9.8) — ClassCMS v4.8 has a code execution vulnerability. Attackers can exploit this vulnerability by constructing a p…
    CVE-2024-12666 (CVSS 5.1) — A vulnerability has been found in ClassCMS up to 4.8 and classified as critical. Affected by this vulnerabilit…
    CVE-2024-12503 (CVSS 5.1) — A vulnerability classified as problematic was found in ClassCMS 4.8. Affected by this vulnerability is an unkn…
    CVE-2024-48180 (CVSS 9.8) — ClassCMS <=4.8 is vulnerable to file inclusion in the nowView method in/class/cms/cms.php, which can include a…
    CVE-2024-8145 (CVSS 5.1) — A vulnerability, which was classified as problematic, has been found in ClassCMS 4.8. Affected by this issue i…
    CVE-2024-8144 (CVSS 5.3) — A vulnerability classified as problematic was found in ClassCMS 4.8. Affected by this vulnerability is an unkn…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High