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bolt

7 known vulnerabilities.

bolt at a glance

Last 12 months
2
Critical · all time
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Exploited · all time
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Public exploit · all time
2
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 1 vulnerability Jun July 2026: 0 vulnerabilities August 2026: 1 vulnerability September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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Products

7 results · Feed

  • High 8.8

    Bolt CMS Server-Side Template Injection via Unsandboxed allow_twig Field Rendering

    Bolt CMS renders content field values through Twig's full application-level Environment with no SandboxExtension registered anywhere in the codebase. In src/Entity/Field.php, getTwigValue calls shouldBeRenderedAsTwig, which gates rendering only on the field d…

  • Low 3.5

    Bolt CMS HTML Attribute TextType.php HTML injection

    A weakness has been identified in Bolt CMS up to 3.7.5. This vulnerability affects unknown code of the file src/Storage/Field/Type/TextType.php of the component HTML Attribute Handler. Executing a manipulation of the argument style can lead to HTML injection.…

  • High 7.5
    CVE-2025-34086 Public exploit

    Bolt CMS Authenticated Remote Code Execution via Profile Injection and File Rename

    Bolt CMS versions 3.7.0 and earlier contain a chain of vulnerabilities that together allow an authenticated user to achieve remote code execution. A user with valid credentials can inject arbitrary PHP code into the displayname field of the user profile, whic…

  • Low 3.5

    Bolt CMS Showcase Creation showcases cross site scripting

    A vulnerability classified as problematic has been found in Bolt CMS 3.7.1. Affected is an unknown function of the file /bolt/editcontent/showcases of the component Showcase Creation Handler. The manipulation of the argument title/textarea leads to cross site…

  • Low 3.5

    Bolt CMS Entry Preview page cross site scripting

    ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in Bolt CMS 3.7.1. It has been rated as problematic. This issue affects some unknown processing of the file /preview/page of the component Entry Preview Handler. The manipulation of the argument body l…

  • High 7.4

    The filename of uploaded files vulnerable to stored XSS in Bolt CMS

    In Bolt CMS before version 3.7.1, the filename of uploaded files was vulnerable to stored XSS. It is not possible to inject javascript code in the file name when creating/uploading the file. But, once created/uploaded, it can be renamed to inject the payload …

  • High 8.6
    CVE-2020-4040 Public exploit

    CSRF issue on preview pages in Bolt CMS

    Bolt CMS before version 3.7.1 lacked CSRF protection in the preview generating endpoint. Previews are intended to be generated by the admins, developers, chief-editors, and editors, who are authorized to create content in the application. But due to lack of p…