Incorrect Authorization Affecting parse-server package, versions <8.6.57>=9.0.0-alpha.1 <9.6.0-alpha.48
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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- published25 Mar 2026
- disclosed24 Mar 2026
- creditrestriction
Introduced: 24 Mar 2026
CVE-2026-33527 (opens in a new tab)How to fix?
Upgrade parse-server to version 8.6.57, 9.6.0-alpha.48 or higher.
Overview
parse-server is a version of the Parse backend that can be deployed to any infrastructure that can run Node.js.
Affected versions of this package are vulnerable to Incorrect Authorization via session fields such as expiresAt and createdWith. An authenticated user can modify server-generated session fields by sending crafted requests to the REST API, thereby bypassing the configured session lifetime policy and making sessions effectively permanent.