What is CVE-2026-116898?

CVE-2026-116898 is a high-severity vulnerability in Redaxo Core, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-10-27.

How severe is CVE-2026-116898?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Redaxo Core

CVE-2026-116898

REDAXO before 5.21.4 contains a missing authorization vulnerability in the media pool bulk move that checks only target category permission, ignoring the source category. Authenticated backend users with permission for one media category can move files from restricted categories into it, then silently replace their contents site-wide.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2026-10-27 · last modified 2026-10-27.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Redaxo Core

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

github.com/redaxo/core/security/advisories/GHSA-j9mx-x52f-48cw (vendor-advisory)
www.vulncheck.com/advisories/redaxo-before-5.21.4-missing-authorization-in-medi… (third-party-advisory)

Frequently asked questions

What is CVE-2026-116898?: CVE-2026-116898 is a high-severity vulnerability in Redaxo Core, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-10-27.
How severe is CVE-2026-116898?: High severity. CVSS v3 base score is 7.1 out of 10.