CVE-2019-1020013
MEDIUM5.3EPSS 0.23%Sensitive Data Exposure in parse-server
Published: 7/11/2019Modified: 3/13/2026
Description
Versions of parse-server prior to 3.6.0 could allow an account enumeration attack via account linking. `ParseError.ACCOUNT_ALREADY_LINKED(208)` was thrown BEFORE the AuthController checks the password and throws a `ParseError.SESSION_MISSING(206)` for Insufficient auth. An attacker can guess ids and get information about linked accounts/email addresses. ### For more information If you have any questions or comments about this advisory, Open an issue in the [parse-server](https://github.com/parse-community/parse-server) [Parse Community Vulnerability Disclosure Program](https://github.com/parse-community/parse-server/blob/master/SECURITY.md)
Affected packages (1)
- npm/parse-serverfrom 0, < 3.6.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
References (7)
- ADVISORYhttps://github.com/advisories/GHSA-8w3j-g983-8jh5
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-1020013
- WEBhttps://github.com/parse-community/parse-server/commit/73b0f9a339b81f5d757725dc557955a7b670a3ec
- WEBhttps://github.com/parse-community/parse-server/security/advisories/GHSA-8w3j-g983-8jh5
- WEBhttps://snyk.io/vuln/SNYK-JS-PARSESERVER-455637
- WEBhttps://www.npmjs.com/advisories/1114
- WEBhttps://www.owasp.org/index.php/Testing_for_User_Enumeration_and_Guessable_User_Account_(OWASP-AT-002)#Description_of_the_Issue