CVE-2026-65400
Apple macOS Screen Sharing Authentication Bypass
Description
An authentication issue was addressed with improved state management. This issue is fixed in macOS Sequoia 15.7.9, macOS Sonoma 14.8.9, macOS Tahoe 26.6.1. An attacker on the network may be able to authenticate to Screen Sharing without valid credentials.
INFO
Published Date :
Aug. 6, 2026, 10:18 p.m.
Last Modified :
Aug. 6, 2026, 10:18 p.m.
Remotely Exploit :
No
Source :
[email protected]
Solution
- Update macOS Sequoia to 15.7.9.
- Update macOS Sonoma to 14.8.9.
- Update macOS Tahoe to 26.6.1.
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-2026-65400.
| URL | Resource |
|---|---|
| https://support.apple.com/en-us/148170 | |
| https://support.apple.com/en-us/148171 | |
| https://support.apple.com/en-us/148172 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-65400 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-2026-65400
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-2026-65400 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-65400 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]
Aug. 06, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Apple', 'product': 'macOS', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '14.8.9', 'versionType': 'custom'}, {'status': 'affected', 'version': '0', 'lessThan': '15.7.9', 'versionType': 'custom'}, {'status': 'affected', 'version': '0', 'lessThan': '26.6.1', 'versionType': 'custom'}]}] Added Description An authentication issue was addressed with improved state management. This issue is fixed in macOS Sequoia 15.7.9, macOS Sonoma 14.8.9, macOS Tahoe 26.6.1. An attacker on the network may be able to authenticate to Screen Sharing without valid credentials. Added Reference https://support.apple.com/en-us/148170 Added Reference https://support.apple.com/en-us/148171 Added Reference https://support.apple.com/en-us/148172