Platform
other
Component
dante-editor
Fixed in
0.4.1
0.4.2
0.4.3
0.4.4
0.4.5
A problematic cross-site scripting (XSS) vulnerability has been identified in michelson Dante Editor versions 0.4.0 through 0.4.4. This flaw resides within the Insert Link Handler component, allowing attackers to inject malicious scripts. The vulnerability is remotely exploitable and has been publicly disclosed. A fix is available in version 0.4.5.
Successful exploitation of CVE-2025-2700 allows an attacker to inject arbitrary JavaScript code into the Dante Editor application. This can lead to various malicious outcomes, including session hijacking, defacement of the editor's interface, and theft of sensitive user data. The attacker could potentially gain control over user accounts or compromise the integrity of documents being edited. Given the XSS nature, the impact is primarily focused on users interacting with the Dante Editor, but could have broader implications depending on the context of its deployment.
This vulnerability was publicly disclosed on 2025-03-24. The exploit is considered relatively straightforward due to the XSS nature and the publicly available information. No known active exploitation campaigns have been reported at this time, but the public disclosure increases the risk of opportunistic attacks. The CVSS score is LOW, indicating a limited impact and ease of exploitation, but the public nature of the disclosure warrants prompt remediation.
Exploit Status
EPSS
0.06% (18% percentile)
CISA SSVC
CVSS Vector
The primary mitigation for CVE-2025-2700 is to immediately upgrade Dante Editor to version 0.4.5 or later. If upgrading is not immediately feasible, consider implementing input validation and sanitization on the Insert Link Handler to prevent the injection of malicious scripts. While a direct workaround is difficult without modifying the application code, strict content security policies (CSPs) can help mitigate the impact of successful XSS attacks by restricting the sources from which scripts can be executed. After upgrading, verify the fix by attempting to inject a simple XSS payload through the Insert Link Handler and confirming that it is properly neutralized.
Update to a version later than 0.4.4 if available. If no patched version is available, consider disabling or removing the 'Insert Link Handler' component or the Dante Editor until a fix is released. As a temporary measure, implement rigorous input validation and sanitization in the 'Insert Link Handler' component to mitigate the risk of XSS.
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CVE-2025-2700 is a cross-site scripting (XSS) vulnerability affecting Dante Editor versions 0.4.0 through 0.4.4, allowing attackers to inject malicious scripts via the Insert Link Handler.
Yes, if you are using Dante Editor versions 0.4.0, 0.4.1, 0.4.2, 0.4.3, or 0.4.4, you are potentially affected by this vulnerability.
Upgrade Dante Editor to version 0.4.5 or later to resolve this vulnerability. Implement input validation and sanitization as an interim measure.
While no active exploitation campaigns have been confirmed, the public disclosure increases the risk of opportunistic attacks. Prompt remediation is recommended.
Refer to the vendor's official advisory for detailed information and updates regarding CVE-2025-2700.
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