Vulnerability in Parse-community Parse-server

CVE-2026-32742

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.6.0-alpha.17 and 8.6.42, an authenticated user can overwrite server-generated session fields (`sessionToken`, `expiresAt`, `…

Vulnerability class: Mass Assignment

EPSS: 0.000 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-32742?
CVE-2026-32742 is a medium-severity vulnerability in Parse-community Parse-server, classified under Improperly Controlled Modification of Dynamically-Determined Object Attributes. CVSS score: 4.3/10. Published 2026-03-18.
How severe is CVE-2026-32742?
Medium severity. CVSS v3 base score is 4.3 out of 10.