# CVE-2026-96451 — Ultimate Member

> 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.

**Last updated:** 2026-10-03

## 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](https://intel.threadlinqs.com/cwe/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.

- [Nxploited/CVE-2026-96451](https://github.com/Nxploited/CVE-2026-96451) (github)

## 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 2026-10-04. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vulnerability database entry**

- [patchstack.com — vdb entry](https://patchstack.com/database/wordpress/plugin/ultimate-member/vulnerability/wordpress-ultimate-member-plugin-2-13-1-privilege-escalation-vulnerability?_s_id=cve)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-96451
Full detection coverage and IOCs for threats exploiting CVE-2026-96451 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp