Use of Cache Containing Sensitive Information Affecting api-platform/json-api package, versions >=4.0.0-alpha.1, <4.1.29>=4.2.0-alpha.1, <4.2.25>=4.3.0-alpha.1, <4.3.8
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-APIPLATFORMJSONAPI-17796628
- published2 Jul 2026
- disclosed1 Jul 2026
- creditUnknown
Introduced: 1 Jul 2026
NewCVE-2026-49858 (opens in a new tab)How to fix?
Upgrade api-platform/json-api to version 4.1.29, 4.2.25, 4.3.8 or higher.
Overview
Affected versions of this package are vulnerable to Use of Cache Containing Sensitive Information in the componentsCache process of the JSON:API and HAL item normalizers. An attacker can access attributes intended to be hidden from their user context by making requests that trigger cache reuse across users.