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CVE-2026-78153

Restrict User Access 2.6 - 2.8 - Unauthenticated Content Protection Bypass via REST API Route Normalization

MEDIUM
5.3
CVSS Score
Published: September 2, 2026 at 02:16 PM UTC
Updated: September 3, 2026 at 06:04 PM UTC
1 product affected across 1 vendorRestrict User Access

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

The Restrict User Access WordPress plugin before 2.8.1 does not normalise the REST API route before checking it against the routes its content protection covers, allowing unauthenticated users to bypass that protection and read restricted content and enumerate users.

Affected

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

Restrict User Access· Intoxstudiowordpress-plugin
60%
2.6 ≤ v < 2.8.12.6
Affected range stops below 2.8.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/d17c00fc-002a-4f5f-9255-dcc34da89d90/

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMWPScan
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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