CVE-2026-7502LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A security vulnerability has been detected in LinkStackOrg LinkStack up to 4.8.6. The affected element is the function saveLink of the file app/Http/Controllers/UserController.php of the component Management Endpoint. The manipulation leads to authorization bypass. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.
- CVSS
- 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:C
- Weakness (CWE)
- CWE-639, CWE-285
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- May 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
LinkStackOrg LinkStack linkstackorg:linkstack (from the name) | 4.8.0; 4.8.1; 4.8.2; 4.8.3; 4.8.4; 4.8.5; 4.8.6 | CNA record |
References
- https://vuldb.com/vuln/360312vdb-entry, technical-description
- https://vuldb.com/vuln/360312/ctisignature, permissions-required
- https://vuldb.com/submit/801787third-party-advisory
- https://github.com/LinkStackOrg/LinkStack/pull/975issue-tracking, patch
- https://github.com/LinkStackOrg/LinkStack/pull/975#issuecomment-4224234970issue-tracking, patch
- https://github.com/az10b/security-advisories/blob/main/idor_linkstack.mdexploit
- https://github.com/LinkStackOrg/LinkStack/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.