6.9
MEDIUM CVSS 4.0
CVE-2026-112768
Parse Server before 8.6.99 and 9.x before 9.10.3-alpha.2 Information Disclosure via User Update
Description

Parse Server before 8.6.99 and 9.0.0 before 9.10.3-alpha.2 evaluates checks against the target account during a user update before authorizing the caller, and reflects their outcome in the response. An unauthorized caller, with or without a session, can confirm guessed usernames or emails and, when passwordPolicy.maxPasswordHistory or doNotAllowUsername is set, guessed current or previous passwords, bypassing account lockout.

INFO

Published Date :

Oct. 19, 2026, 8:17 p.m.

Last Modified :

Oct. 19, 2026, 9:13 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-112768 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Parseplatform parse-server
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 MEDIUM [email protected]
Solution
Update Parse Server to a patched version to fix authentication bypass.
  • Update Parse Server to version 8.6.99 or later.
  • Update Parse Server to version 9.10.3-alpha.2 or later.
  • Ensure passwordPolicy and doNotAllowUsername settings are configured correctly.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-112768.

URL Resource
https://github.com/parse-community/parse-server/security/advisories/GHSA-p49q-9w65-f9p7
https://www.vulncheck.com/advisories/parse-server-before-8.6.99-and-9-x-before-9.10.3-alpha.2-information-disclosure-via-user-update
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-112768 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-112768 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-112768 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-112768 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Oct. 19, 2026

    Action Type Old Value New Value
    Added Description Parse Server before 8.6.99 and 9.0.0 before 9.10.3-alpha.2 evaluates checks against the target account during a user update before authorizing the caller, and reflects their outcome in the response. An unauthorized caller, with or without a session, can confirm guessed usernames or emails and, when passwordPolicy.maxPasswordHistory or doNotAllowUsername is set, guessed current or previous passwords, bypassing account lockout.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-863
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/112xxx/CVE-2026-112768.json">CVE-2026-112768</a>
    Added Reference https://github.com/parse-community/parse-server/security/advisories/GHSA-p49q-9w65-f9p7
    Added Reference https://www.vulncheck.com/advisories/parse-server-before-8.6.99-and-9-x-before-9.10.3-alpha.2-information-disclosure-via-user-update
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.