---
title: "CVE-2026-75800: Frontegg SAML SSO WordPress plugin - Authentication Bypass"
description: "Frontegg SAML SSO WordPress plugin <= 1.0.1 contains a broken authentication caused by lack of signature and issuer verification in SAML responses, letting unauthenticated attackers log in as any user or create accounts, exploit requires no authentication."
url: https://panop.io/threat-heartbeat/CVE-2026-75800/
---

# CVE-2026-75800 Frontegg SAML SSO WordPress plugin - Authentication Bypass

Frontegg SAML SSO WordPress plugin <= 1.0.1 contains a broken authentication caused by lack of signature and issuer verification in SAML responses, letting unauthenticated attackers log in as any user or create accounts, exploit requires no authentication.

CVSS base score 9.8 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.62% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-75800)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

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

Published

12 September 2026

Updated

15 October 2026

Weakness

[CWE-287](https://cwe.mitre.org/data/definitions/287.html)

## Vendor fix

Update to the latest version beyond 1.0.1.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-75800](https://nvd.nist.gov/vuln/detail/CVE-2026-75800)
- [https://wpscan.com/vulnerability/be658aa5-8f7f-4938-bf13-b2e6ed3dcf89/](https://wpscan.com/vulnerability/be658aa5-8f7f-4938-bf13-b2e6ed3dcf89/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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