cvedb.io
CVE-2026-7881
MEDIUM · CVSS 4.3
EPSS exploitation probability: 0%
Published 2026-05-21T22:16:48.900 · Last modified 2026-06-17T11:03:04.207

Summary

Concrete CMS 9.5.0 and below is subject to Insecure Direct Object Reference (IDOR) in the Express Entry Detail block via the exEntryID parameter. This IDOR leads to unauthorized access to all Express form submissions. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 6.3 with vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N. Thanks Tristan Madani for reporting.

Affected products

concretecms — concrete_cms

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.