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CVE-2026-7502

LinkStackOrg LinkStack Management Endpoint UserController.php saveLink authorization

CVSS 5.3 MEDIUMEPSS 0.3%CWE-285CWE-639
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
LinkStackOrg · LinkStack
public PoCs found — 1
cve_referencegithub.com/az10b/security-advisories/blob/main/idor_linkstack.mdunverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://github.com/az10b/security-advisories/blob/main/idor_linkstack.mdhttps://github.com/LinkStackOrg/LinkStack/https://github.com/LinkStackOrg/LinkStack/pull/975https://github.com/LinkStackOrg/LinkStack/pull/975#issuecomment-4224234970https://vuldb.com/submit/801787https://vuldb.com/vuln/360312https://vuldb.com/vuln/360312/cti