PT-2026-90521 · Cisa · Malcolm

CVE-2026-90452

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Published

2026-09-11

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Updated

2026-09-12

CVSS v4.0

6.0

Medium

VectorAV:A/AC:H/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Requests from the reverse proxy to the identity-provider service for token discovery, introspection, and credential exchange do not verify the identity provider's server certificate. An attacker positioned on the network path between the proxy and the identity provider could impersonate the identity provider and issue forged authentication tokens accepted by the deployment.

Fix

Improper Certificate Validation

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Weakness Enumeration

Related Identifiers

CVE-2026-90452

Affected Products

Malcolm