What is CVE-2026-122301?

CVE-2026-122301 is a low-severity vulnerability in Parse-Community Parse-Server, classified under Information Disclosure. CVSS score: 3.1/10. Published 2026-11-05.

How severe is CVE-2026-122301?

Low severity. CVSS v3 base score is 3.1 out of 10.

Information disclosure in Parse-Community Parse-Server

CVE-2026-122301

Parse Server before 8.6.114 and 9.0.0 before 9.10.6-alpha.6 returns field values in object create responses to callers that lack read access to the created object through class-level permissions or the object's ACL. An attacker with create permission can create objects to obtain values set by Cloud Code triggers, schema defaults, and the class default ACL.

Vulnerability class: Information Disclosure

Published 2026-11-05 · last modified 2026-11-05.

CVSS v3 metric

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

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Parse-Community Parse-Server

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

GitHub Security Advisory (GHSA-qq3r-ppqq-rh6m) (vendor-advisory)
VulnCheck Advisory: Parse Server before 8.6.114 and 9.0.0 before 9.10.6-alpha.6 Information Disclosure via Object Create Response (third-party-advisory)

Frequently asked questions

What is CVE-2026-122301?: CVE-2026-122301 is a low-severity vulnerability in Parse-Community Parse-Server, classified under Information Disclosure. CVSS score: 3.1/10. Published 2026-11-05.
How severe is CVE-2026-122301?: Low severity. CVSS v3 base score is 3.1 out of 10.