Use of GET Request Method With Sensitive Query Strings Affecting auth0/symfony package, versions >=5.0.0-BETA0, <5.9.0
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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Test your applications- Snyk IDSNYK-PHP-AUTH0SYMFONY-17972369
- published14 Jul 2026
- disclosed14 Jul 2026
- creditUnknown
Introduced: 14 Jul 2026
CVE-2026-50157 (opens in a new tab)How to fix?
Upgrade auth0/symfony to version 5.9.0 or higher.
Overview
Affected versions of this package are vulnerable to Use of GET Request Method With Sensitive Query Strings via the Authorizer process. An attacker can obtain sensitive access tokens by supplying OAuth 2.0 bearer tokens through a URL query parameter, which may lead to exposure or replay of tokens against protected API endpoints.