Input validation error in parse-server - #VU132206
Published: June 13, 2019 / Updated: May 23, 2026
Vulnerability identifier: #VU132206
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: MeetFox
Affected software:
parse-server
parse-server
Detailed vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to improper input validation in the /parse/classes/_Audience endpoint when handling POST requests to volatile classes. A remote attacker can send a POST request to trigger persistent internal server errors on subsequent POST requests.
The issue can affect other volatile classes in addition to _Audience.
Remediation
Install security update from vendor's website.