BaseFortify

Publication date: 2025-11-04

Last updated on: 2025-11-25

Assigner: GitHub, Inc.

Description

LinkAce is a self-hosted archive to collect website links. In versions 2.3.1 and below, the social media sharing functionality contains a Stored Cross-Site Scripting (XSS) vulnerability that allows any authenticated user to inject arbitrary JavaScript by creating a link with malicious HTML in the title field. When a user views the link details page and the shareable links are rendered, the malicious JavaScript executes in their browser. This vulnerability affects multiple sharing services and can be exploited to steal session cookies, perform actions on behalf of users, or deliver malware. This issue is fixed in version 2.4.0.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-11-04

Last Modified

2025-11-25

Generated

2026-07-06

AI Q&A

2025-11-05

EPSS Evaluated

2026-07-05

NVD

CVE-2025-62722

Affected Vendors & Products

Vendor	Product	Version / Range
linkace	linkace	to 2.4.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) issue in LinkAce versions 2.3.1 and below. It occurs in the social media sharing functionality, where an authenticated user can inject malicious JavaScript by creating a link with harmful HTML in the title field. When other users view the link details page and the shareable links are rendered, the malicious script executes in their browsers.

Impact Analysis

The vulnerability can be exploited to steal session cookies, perform unauthorized actions on behalf of users, or deliver malware. This can lead to account compromise, data theft, or further system infection.

Mitigation Strategies

Upgrade LinkAce to version 2.4.0 or later, as this version contains the fix for the Stored Cross-Site Scripting (XSS) vulnerability in the social media sharing functionality. Additionally, restrict authenticated user permissions to limit the ability to create or modify links with potentially malicious content until the upgrade is applied.

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