Improper Authentication Affecting @feathersjs/authentication-oauth package, versions >=5.0.0 <5.0.42
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published12 Mar 2026
- disclosed10 Mar 2026
- creditsofianeelhor
Introduced: 10 Mar 2026
CVE-2026-29792 (opens in a new tab)How to fix?
Upgrade @feathersjs/authentication-oauth to version 5.0.42 or higher.
Overview
@feathersjs/authentication-oauth is an oAuth 1 and 2 authentication for Feathers. Powered by Grant.
Affected versions of this package are vulnerable to Improper Authentication via the callback component. An attacker can gain unauthorized access to existing user accounts by sending a crafted GET request with a forged profile in the query string, which is used to mint a valid access token without contacting the OAuth provider.