CVE-2026-7502: Authorization Bypass in LinkStackOrg LinkStack
CVE-2026-7502 is an authorization bypass vulnerability in LinkStackOrg LinkStack versions up to 4. 8. 6. It affects the saveLink function in the UserController. php file within the Management Endpoint component. The vulnerability allows remote attackers to bypass authorization controls. A public exploit has been disclosed, but the fix is pending acceptance of a pull request. The vulnerability has a medium severity rating with a CVSS 4. 0 score of 5. 3.
AI Analysis
Technical Summary
This vulnerability in LinkStackOrg LinkStack (up to version 4.8.6) involves an authorization bypass in the saveLink function of the UserController.php file, part of the Management Endpoint component. The flaw allows remote attackers to bypass authorization checks, potentially enabling unauthorized actions. Although an exploit is publicly known, no official patch or remediation has been released yet; a pull request addressing the issue is awaiting acceptance.
Potential Impact
The vulnerability enables remote attackers to bypass authorization mechanisms in the affected LinkStack versions, which could lead to unauthorized modification or creation of links via the saveLink function. The medium CVSS score (5.3) reflects a moderate impact, with no privileges required and no user interaction needed for exploitation. There are no confirmed exploits in the wild at this time.
Mitigation Recommendations
No official patch or fix is currently available. The vendor has a pull request pending acceptance to address this issue. Users should monitor the vendor's repository or advisory channels for the acceptance and release of the fix. Until then, consider restricting access to the Management Endpoint or implementing additional access controls as a temporary measure.
CVE-2026-7502: Authorization Bypass in LinkStackOrg LinkStack
Description
CVE-2026-7502 is an authorization bypass vulnerability in LinkStackOrg LinkStack versions up to 4. 8. 6. It affects the saveLink function in the UserController. php file within the Management Endpoint component. The vulnerability allows remote attackers to bypass authorization controls. A public exploit has been disclosed, but the fix is pending acceptance of a pull request. The vulnerability has a medium severity rating with a CVSS 4. 0 score of 5. 3.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in LinkStackOrg LinkStack (up to version 4.8.6) involves an authorization bypass in the saveLink function of the UserController.php file, part of the Management Endpoint component. The flaw allows remote attackers to bypass authorization checks, potentially enabling unauthorized actions. Although an exploit is publicly known, no official patch or remediation has been released yet; a pull request addressing the issue is awaiting acceptance.
Potential Impact
The vulnerability enables remote attackers to bypass authorization mechanisms in the affected LinkStack versions, which could lead to unauthorized modification or creation of links via the saveLink function. The medium CVSS score (5.3) reflects a moderate impact, with no privileges required and no user interaction needed for exploitation. There are no confirmed exploits in the wild at this time.
Mitigation Recommendations
No official patch or fix is currently available. The vendor has a pull request pending acceptance to address this issue. Users should monitor the vendor's repository or advisory channels for the acceptance and release of the fix. Until then, consider restricting access to the Management Endpoint or implementing additional access controls as a temporary measure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-04-30T14:38:49.163Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f3cb59cbff5d86108f8840
Added to database: 4/30/2026, 9:36:25 PM
Last enriched: 4/30/2026, 9:51:43 PM
Last updated: 4/30/2026, 10:55:12 PM
Views: 2
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