CVE-2024-45400: open link XSS — Fix

Description

ckeditor-plugin-openlink is a plugin for the CKEditor JavaScript text editor that extends the context menu with a possibility to open a link in a new tab. A vulnerability in versions of the plugin prior to 1.0.7 allowed a user to execute JavaScript code by abusing the link href attribute. The fix is available starting with version 1.0.7.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
mlewand	open_link	< 1.0.7

References

Advisories & Patches

https://github.com/mlewand/ckeditor-plugin-openlink/commit/402391fdd4d9cfd079031372f9caebbf54993ffb https://github.com/mlewand/ckeditor-plugin-openlink/security/advisories/GHSA-qj47-6x6q-m3c9

Frequently Asked Questions

What is CVE-2024-45400? +

ckeditor-plugin-openlink is a plugin for the CKEditor JavaScript text editor that extends the context menu with a possibility to open a link in a new tab. A vulnerability in versions of the plugin prior to 1.0.7 allowed a user to execute JavaScript code by abusing the link href attribute. The fix is available starting with version 1.0.7. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2024-45400? +

CVE-2024-45400 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-45400? +

CVE-2024-45400 affects products from mlewand, specifically: open_link. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-45400? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-45400