Information Exposure Affecting parse-server package, versions <8.6.34>=9.0.0-alpha.1 <9.6.0-alpha.8


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-JS-PARSESERVER-15468746
  • published12 Mar 2026
  • disclosed11 Mar 2026
  • credit0xkakashi

Introduced: 11 Mar 2026

NewCVE-2026-31901  (opens in a new tab)
CWE-204  (opens in a new tab)

How to fix?

Upgrade parse-server to version 8.6.34, 9.6.0-alpha.8 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 Information Exposure in the /verificationEmailRequest endpoint. An attacker can determine whether specific email addresses are registered, already verified, or non-existent by analyzing the distinct error responses returned for each case.

CVSS Base Scores

version 4.0
version 3.1