Kovah LinkAce up to 2.3.x ExportController information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Kovah LinkAce up to 2.3.x. The affected element is the function ExportController. Such manipulation leads to information disclosure. This vulnerability is listed as CVE-2025-62720. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Kovah LinkAce up to 2.3.x. Affected by this issue is the function ExportController. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

LinkAce is a self-hosted archive to collect website links. Versions 2.3.1 and below allow any authenticated user to export the entire database of links from all users in the system, including private links that should only be accessible to their owners. The HTML and CSV export functions in the ExportController class retrieve all links without applying any ownership or visibility filtering, effectively bypassing all access controls implemented elsewhere in the application. This issue is fixed in version 2.4.0.

The advisory is available at github.com. This vulnerability is handled as CVE-2025-62720 since 10/20/2025. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

Upgrading to version 2.4.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 0ba49dba5176db390999de1f90b9d743a4aedc24 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: LinkAce 2.4.0
Patch: 0ba49dba5176db390999de1f90b9d743a4aedc24

Timelineinfo

10/20/2025 CVE reserved
11/05/2025 +16 days Advisory disclosed
11/05/2025 +0 days VulDB entry created
11/11/2025 +6 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-cqxv-6v28-2f2h
Status: Confirmed

CVE: CVE-2025-62720 (🔒)
GCVE (CVE): GCVE-0-2025-62720
GCVE (VulDB): GCVE-100-331238

Entryinfo

Created: 11/05/2025 06:45
Updated: 11/11/2025 04:29
Changes: 11/05/2025 06:45 (71), 11/11/2025 04:29 (11)
Complete: 🔍
Cache ID: 216::103

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