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CVE-2026-116899

REDAXO before 5.21.4 Broken Access Control in Slice Operations

MEDIUM
6.5
CVSS Score
Published: October 27, 2026 at 10:59 AM UTC
Updated: October 27, 2026 at 03:02 PM UTC
1 product affected across 1 vendorRedaxo

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%

Description

REDAXO before 5.21.4 contains a broken access control vulnerability that allows authenticated editors to modify slices in unauthorized categories by pairing a permitted article with a foreign slice id. Attackers can abuse content/edit delete and edit functions or the content_slice_status and content_move_slice APIs to delete, toggle, move, or overwrite other editors' slices.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Redaxo· Redaxo
90%
All versions
Vendor states this is fixed in 5.21.4 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://github.com/redaxo/core/security/advisories/GHSA-5m63-c3qx-wq8v
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/redaxo-before-5.21.4-broken-access-control-in-slice-operations

CVSS

6.5MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639

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