aj2108/CVE-2026-8347

PoC

CVE-2026-8347 is an Insecure Direct Object Reference (IDOR) combined with a wrong authorization level vulnerability in Concrete CMS versions 9.5.0 and earlier. The flaw exists in the Express association Reorder dialog, allowing a user with only view permissions on an Express entry to modify the ordering of associations for another entity.

view exploit source poc_in_githubauthor aj2108published 2026-07-31catalog poc_in_github
01

exploited CVEs (1)

Known CVEs related to this entry.

IDseverity exploitable
CVE-2026-8347USmedium4.3Exploit
Concrete CMS 9.5.0 and below is vulnerable to IDOR + wrong-authorization-level in the Express association Reorder dialog.  This can cause Cross-entity state tampering with view-onl…
scry

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