EUVD-2026-76816
GHSA-97p7-8jv8-2rmm
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Remote unauthenticated forgery of SAML responses with no user interaction (AV:N/AC:L/PR:N/UI:N); yields administrator control, so full C/I/A impact.
Primary rating from Vendor (wpscan).
CVSS VectorVendor: wpscan
Lifecycle Timeline
4DescriptionCVE.org
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.
Articles & Coverage 1
AnalysisAI
Authentication bypass in the Frontegg SAML SSO WordPress plugin through version 1.0.1 lets unauthenticated remote attackers log in as any user, including administrators, because the plugin establishes a session from a SAML authentication response without verifying its cryptographic signature or issuer. Attackers can also create arbitrary accounts, giving them a persistent foothold. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires only that the target WordPress site has the Frontegg SAML SSO plugin (version ≤1.0.1) installed and active with its SAML login/assertion consumer endpoint reachable by the attacker. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a genuine high-priority issue rather than an inflated high-CVSS score. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch identified at time of analysis - the vulnerability is present 'through 1.0.1' with no fixed version cited in the input, so upgrading is not yet an option. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, locate all WordPress installations and immediately disable the Frontegg SAML SSO plugin version 1.0.1 or earlier on any affected systems, as no vendor-released patch is currently available. …
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Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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