---
title: "CVE-2026-116163: Parse Server - Authentication Bypass"
description: "Parse Server < 8.6.102 and 9.0.0 < 9.10.5-alpha.2 contain an authentication bypass caused by missing calls to validateSetUp, validateLogin, and validateUpdate in custom AuthAdapter subclasses, letting attackers bypass authentication by supplying arbitrary authData, exploit requires use of vulnerable custom adapters."
url: https://panop.io/threat-heartbeat/CVE-2026-116163/
---

# CVE-2026-116163 Parse Server - Authentication Bypass

Parse Server < 8.6.102 and 9.0.0 < 9.10.5-alpha.2 contain an authentication bypass caused by missing calls to validateSetUp, validateLogin, and validateUpdate in custom AuthAdapter subclasses, letting attackers bypass authentication by supplying arbitrary authData, exploit requires use of vulnerable custom adapters.

CVSS base score 7.4 /10

High

CISA KEV

Not listed

Public exploit

None known

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-116163)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Published

25 October 2026

Updated

26 October 2026

Weakness

[CWE-287](https://cwe.mitre.org/data/definitions/287.html)

## Vendor fix

Update to version 8.6.102 or 9.10.5-alpha.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-116163](https://nvd.nist.gov/vuln/detail/CVE-2026-116163)
- [https://github.com/parse-community/parse-server/security/advisories/GHSA-rq3w-5c6f-p7wr](https://github.com/parse-community/parse-server/security/advisories/GHSA-rq3w-5c6f-p7wr)
- [https://www.vulncheck.com/advisories/parse-server-9.0.0-before-9.10.5-alpha.2-authentication-bypass-via-authadapter-subclasses](https://www.vulncheck.com/advisories/parse-server-9.0.0-before-9.10.5-alpha.2-authentication-bypass-via-authadapter-subclasses)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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