Restrict User Access 2.6 - 2.8 - Unauthenticated Content Protection Bypass via REST API Route Normalization (CVE-2026-78153) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-78153

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

Answer in brief

CVE-2026-78153 records a Unknown severity vulnerability in Restrict User Access 2.6 - 2.8 - Unauthenticated Content Protection Bypass via REST API Route Normalization. The current sources do not mark it as known exploited. The current feed maps Unknown/Restrict User Access (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 2, 2026Updated Sep 2, 2026Source checked Sep 2, 2026First seen by HOL Sep 2, 2026Material review Sep 2, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Unknown/Restrict User Access (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Unknown/Restrict User Accessgeneric	>=2.6 <2.8.1	2.8.1

Recommended response

Check inventory. Check lockfiles and deployed manifests for Unknown/Restrict User Access.
Review the reported fix. Update Unknown/Restrict User Access to 2.8.1 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Sep 2, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 2, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 2, 2026

Sources and claim methodology

Source referencewpscan.com

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.