CVE-2025-62721

Name: CVE-2025-62721
Creator: NVD / NIST
Published: 2025-11-04T22:16:39.12+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.33%

Last modified Jun 17, 2026

CVE-2025-62721 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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. EPSS estimates a 0.33% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

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

CVSS 4.0

7.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.33%

24.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linkace	Linkace	< 2.4.0

References

https://github.com/Kovah/LinkAce/commit/1fef32694cee2bd80892fb478416be9364c3fdddPatch
https://github.com/Kovah/LinkAce/releases/tag/v2.4.0Release Notes
https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96Exploit, Vendor Advisory
https://github.com/Kovah/LinkAce/security/advisories/GHSA-47g2-qw6q-cr96Exploit, Vendor Advisory

Timeline

Published: Nov 4, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-62721?

How severe is CVE-2025-62721?

CVE-2025-62721 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.33% probability of exploitation in the next 30 days.

How do I fix CVE-2025-62721?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-62721?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST