CVE-2024-56507: linkace XSS — Exploit & Fix

Description

LinkAce is a self-hosted archive to collect links of your favorite websites. Prior to 1.15.6, a reflected cross-site scripting (XSS) vulnerability exists in the LinkAce. This issue occurs in the "URL" field of the "Edit Link" module, where user input is not properly sanitized or encoded before being reflected in the HTML response. This allows attackers to inject and execute arbitrary JavaScript in the context of the victim’s browser, leading to potential session hijacking, data theft, and unauthorized actions. This vulnerability is fixed in 1.15.6.

Is your site exposed to CVE-2024-56507?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

4.6

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
linkace	linkace	< 1.15.6

References

Advisories & Patches

https://github.com/Kovah/LinkAce/commit/c7cd6a323a03ccd89c7f905f7d9f2afc265b7b67 https://github.com/Kovah/LinkAce/security/advisories/GHSA-cjcg-wj4p-pgc5 https://github.com/Kovah/LinkAce/security/advisories/GHSA-cjcg-wj4p-pgc5

Exploits

https://github.com/Kovah/LinkAce/security/advisories/GHSA-cjcg-wj4p-pgc5 https://github.com/Kovah/LinkAce/security/advisories/GHSA-cjcg-wj4p-pgc5

Frequently Asked Questions

What is CVE-2024-56507? +

LinkAce is a self-hosted archive to collect links of your favorite websites. Prior to 1.15.6, a reflected cross-site scripting (XSS) vulnerability exists in the LinkAce. This issue occurs in the "URL" field of the "Edit Link" module, where user input is not properly sanitized or encoded before being reflected in the HTML response. This allows attackers to inject and execute arbitrary JavaScript in the context of the victim’s browser, leading to potential session hijacking, data theft, and unauthorized actions. This vulnerability is fixed in 1.15.6. It has a CVSS v3.1 base score of 4.6 (MEDIUM).

How severe is CVE-2024-56507? +

CVE-2024-56507 has a CVSS v3.1 score of 4.6 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-2024-56507? +

CVE-2024-56507 affects products from linkace, specifically: linkace. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-56507? +

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.

Related Vulnerabilities

CVE-2026-40282

WeGIA is a web manager for charitable institutions. In versions prior to 3.6.10, a Stored Cross-Site Scripting (XSS) vulnerability allows …

CVE-2026-3317

Reflected Cross-Site Scripting (XSS) vulnerability in Navigate Content Management System. The vulnerability is present in the '/blog' endpoint because user …

CVE-2025-10354

Cross-Site Scripting (XSS) vulnerability reflected in Semantic MediaWiki. This vulnerability allows an attacker to execute JavaScript code in the victim's …

CVE-2026-41456

Bludit CMS prior to commit 6732dde contains a reflected cross-site scripting vulnerability in the search plugin that allows unauthenticated attackers …

CVE-2026-40872

mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, the admin dashboard's Autodiscover …

CVE-2026-40878

mailcow: dockerized is an open source groupware/email suite based on docker. In versions prior to 2026-03b, the mailcow web interface …

CVE-2024-56507