What is CVE-2026-32770?

CVE-2026-32770 is a medium-severity vulnerability in Parse-community Parse-server, classified under CWE-248. CVSS score: 5.9/10. Published 2026-03-18.

How severe is CVE-2026-32770?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Parse-community Parse-server

CVE-2026-32770

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.19 and 8.6.43, a remote attacker can crash the Parse Server by subscribing to a LiveQuery with an invalid regular…

EPSS: 0.000 (13.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Parse-community Parse-server — versions >= 9.0.0, < 9.6.0-alpha.19, < 8.6.43

Weakness classification (CWE)

CWE-248

References

https://github.com/parse-community/parse-server/security/advisories/GHSA-827p-g5x5-h86c (x_refsource_CONFIRM)
https://github.com/parse-community/parse-server/pull/10197 (x_refsource_MISC)
https://github.com/parse-community/parse-server/pull/10199 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-32770?: CVE-2026-32770 is a medium-severity vulnerability in Parse-community Parse-server, classified under CWE-248. CVSS score: 5.9/10. Published 2026-03-18.
How severe is CVE-2026-32770?: Medium severity. CVSS v3 base score is 5.9 out of 10.