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VulnerabilityCVE-2026-96451Published 2026-10-03

CVE-2026-96451 — Ultimate Member

highPublic exploit1 PoC repo

As of 2026-10-03, CVE-2026-96451 is a HIGH-severity vulnerability in Ultimate Member, CVSS v3.1 8.8. No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-96451 as of 2026-10-03; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

CVSS v3.1
8.8/10High
EPSS
—No EPSS score yet
CISA KEV
NoNot in the KEV catalog
Tracked threats
0None linked yet
Priority
6.4/10Threadlinqs triage score
Published
CVSS v3.1 8.8 (HIGH) · Priority 6.4/10 · Published 2026-10-03

Last updated:

What is CVE-2026-96451?

Authorization Bypass Through User-Controlled Key vulnerability in Ultimate Member Ultimate Member ultimate-member allows Privilege Escalation.This issue affects Ultimate Member: from n/a through 2.13.1.

The record classifies CVE-2026-96451 under weakness class CWE-639. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 2 days ago.

Severity and exploitation probability

CVSS v3.1 base score
8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
6.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-10-03

Is CVE-2026-96451 being exploited?

Weaponised exploit code for CVE-2026-96451 is publicly available. 1 public proof-of-concept repository is tracked for this identifier. It currently carries a trending score of 38 in the Threadlinqs vulnerability feed.

Affected products and versions

  • Ultimate Member: Ultimate Member

How to fix CVE-2026-96451

No vendor patch reference has been recorded for CVE-2026-96451 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2026-96451

No threat campaign in the Threadlinqs corpus currently references CVE-2026-96451, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

Sources

Enriched from CVE.org, NVD, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vulnerability database entry