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CVE-2026-75800

Frontegg SAML SSO <= 1.0.1 - Unauthenticated Account Takeover via Unverified SAMLResponse

CRITICAL
9.8
CVSS Score
Published: September 12, 2026 at 06:00 AM UTC
Updated: September 14, 2026 at 09:24 PM UTC
1 product affected across 1 vendorFrontegg SAML SSO

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Severity
CRITICAL9.8
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

The Frontegg SAML SSO WordPress plugin through 1.0.1 does not verify the signature or issuer of SAML authentication responses before establishing a session, allowing unauthenticated attackers to log in as any user, including administrators, as well as to create arbitrary accounts.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Frontegg SAML SSO· Fronteggwordpress-plugin
60%
v ≤ 1.0.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description
Source: cverecord
https://wpscan.com/vulnerability/be658aa5-8f7f-4938-bf13-b2e6ed3dcf89/

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.8CRITICALCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-287

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