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CVE-2025-62721VulnerabilityPublished

CVE-2025-62721: Kovah LinkAce · Information Exposure

Affects Kovah LinkAceSource CVE Database V5

0

Not known to be exploited · CVSS 7.1 High : upgrade to 2.4.0 soon.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 4.0 base score
7.1High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 33% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.4.0
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

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 4 Nov 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Upgrade kovah/linkace to 2.4.0.

Affected software

ProductAffectedFixed in
GitHubkovah/linkacepkg:github/kovah/linkaceOther threatsAffected
  • <2.4.0
Fixed in
  • 2.4.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

The primary mitigation is to upgrade all LinkAce instances to version 2.4.0 or later, where the authorization checks are properly implemented. Organizations should audit their current LinkAce deployments to identify affected versions and prioritize patching. Additionally, review and tighten authentication mechanisms to reduce the risk of credential compromise, including enforcing strong password policies and multi-factor authentication where possible. Conduct access reviews to ensure users have appropriate permissions and monitor access logs for unusual activity indicative of unauthorized data access. Consider network segmentation or restricting access to LinkAce instances to trusted internal networks or VPNs to reduce exposure. Implement security awareness training to inform users about the risks of credential sharing. Finally, establish incident response plans to quickly address any suspected data exposure incidents stemming from this vulnerability.

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.

References

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