CVE-2026-111622

MediumCVSS 6.8/10Last modified Oct 16, 2026

Description

smart-sso through 2.1.1 contains an open redirect vulnerability in the /login handler that allows unauthenticated attackers to steal OAuth2 authorization codes by supplying an unvalidated redirectUri parameter. Attackers can send crafted /login links to users with active SSO sessions, then redeem stolen codes at /oauth2/access_token with any valid client credentials to obtain victims' access tokens.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-601

Affected software

No affected versions have been published.

Timeline

Published
Oct 16, 2026
Last modified
Oct 16, 2026
NVD status
Deferred

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