CVE-2026-96334Network attack vectorHinoki check available

Unauthenticated access-control bypass

Published Oct 9, 2026 · Updated Oct 9, 2026

Missing authorization in ThemeGrill User Registration & Membership 5.2.7 and earlier allows attackers to bypass access controls. Patchstack does not disclose the affected component, request, or operation that omits authorization. Exploitation requires no authentication, but the specific accessible data, unauthorized actions, and configuration prerequisites remain undisclosed.

CVSS severity5.6
Medium
EPSS probability0.15%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Missing authorization in ThemeGrill User Registration & Membership 5.2.7 and earlier allows attackers to bypass access controls. Patchstack does not disclose the affected component, request, or operation that omits authorization. Exploitation requires no authentication, but the specific accessible data, unauthorized actions, and configuration prerequisites remain undisclosed.

The record

CVE
CVE-2026-96334
Published
Oct 9, 2026
Updated
Oct 9, 2026
Vendor
ThemeGrill
Product
User Registration & Membership
Classifications
CWE-862, CAPEC-180
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 9, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 9, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=5.2.7 changes=[{"at":"5.2.8","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

ThemeGrill · User Registration & Membershipversion=0 <=5.2.7 changes=[{"at":"5.2.8","status":"unaffected"}]

Published CVSS scores

5.6PatchstackCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
CAPEC-180Exploiting Incorrectly Configured Access Control Security Levels

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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