CVE-2025-62721: linkace Information Disclosure

Description

LinkAce is a self-hosted archive to collect website links. In versions 2.3.1 and below, authenticated RSS feed endpoints in the FeedController class fail to implement proper authorization checks, allowing any authenticated user to access all links, lists, and tags from all users in the system, regardless of their ownership or visibility settings. This issue is fixed in version 2.4.0.

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CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-200 CWE-200

CWE-284 CWE-284

Affected Products

Vendor	Product	Versions
linkace	linkace	< 2.4.0

References

Advisories & Patches

https://github.com/Kovah/LinkAce/commit/1fef32694cee2bd80892fb478416be9364c3fddd https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96 https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96

Exploits

https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96 https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96

Other References

https://github.com/Kovah/LinkAce/releases/tag/v2.4.0

Frequently Asked Questions

What is CVE-2025-62721? +

LinkAce is a self-hosted archive to collect website links. In versions 2.3.1 and below, authenticated RSS feed endpoints in the FeedController class fail to implement proper authorization checks, allowing any authenticated user to access all links, lists, and tags from all users in the system, regardless of their ownership or visibility settings. This issue is fixed in version 2.4.0. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-62721? +

CVE-2025-62721 has a CVSS v3.1 score of 6.5 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-2025-62721? +

CVE-2025-62721 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-2025-62721? +

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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