Answer in brief
CVE-2026-75800 records a Critical severity (CVSS 9.8) vulnerability in Frontegg SAML SSO <= 1.0.1 - Unauthenticated Account Takeover via Unverified SAMLResponse. The current sources do not mark it as known exploited. The current feed maps Unknown/Frontegg SAML SSO (generic), Unknown/Frontegg SAML SSO (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Unknown/Frontegg SAML SSO (generic), Unknown/Frontegg SAML SSO (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Unknown/Frontegg SAML SSOgeneric | 0 | Not reported |
| Unknown/Frontegg SAML SSOgeneric | >=0 <=1.0.1 | Not reported |
Published upstream
Sep 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 14, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Sep 12, 2026
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.
Quoted source text, attributed separately from HOL analysis.