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4.6
MEDIUM CVSS 3.1
CVE-2026-20605
Apple macOS App Crash Vulnerability
Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.4, iOS 18.7.5 and iPadOS 18.7.5, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An app may be able to crash a system process.

INFO

Published Date :

Feb. 11, 2026, 11:16 p.m.

Last Modified :

Feb. 13, 2026, 3:47 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2026-20605 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 Apple macos
2 Apple iphone_os
3 Apple ipados
: Total Affected Vendor : 1 | Products : 3
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 3.1 MEDIUM 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Update to the latest versions of macOS, iOS, or iPadOS to fix memory handling.
  • Update macOS to Sequoia 15.7.4 or later.
  • Update iOS to 18.7.5 or later.
  • Update iPadOS to 18.7.5 or later.
  • Update macOS to Sonoma 14.8.4 or later.
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-2026-20605.

URL Resource
https://support.apple.com/en-us/126347 Release NotesVendor Advisory
https://support.apple.com/en-us/126348 Release NotesVendor Advisory
https://support.apple.com/en-us/126349 Release NotesVendor Advisory
https://support.apple.com/en-us/126350 Release NotesVendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-20605 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-2026-20605 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

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-2026-20605 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-20605 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.

  • Initial Analysis by [email protected]

    Feb. 13, 2026

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 18.7.5 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 18.7.5 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 15.0 up to (excluding) 15.7.4 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 26.0 up to (excluding) 26.3 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 14.0 up to (excluding) 14.8.4
    Added Reference Type Apple Inc.: https://support.apple.com/en-us/126347 Types: Release Notes, Vendor Advisory
    Added Reference Type Apple Inc.: https://support.apple.com/en-us/126348 Types: Release Notes, Vendor Advisory
    Added Reference Type Apple Inc.: https://support.apple.com/en-us/126349 Types: Release Notes, Vendor Advisory
    Added Reference Type Apple Inc.: https://support.apple.com/en-us/126350 Types: Release Notes, Vendor Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Feb. 12, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-119
  • New CVE Received by [email protected]

    Feb. 11, 2026

    Action Type Old Value New Value
    Added Description The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.4, iOS 18.7.5 and iPadOS 18.7.5, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An app may be able to crash a system process.
    Added Reference https://support.apple.com/en-us/126347
    Added Reference https://support.apple.com/en-us/126348
    Added Reference https://support.apple.com/en-us/126349
    Added Reference https://support.apple.com/en-us/126350
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.
Vulnerability Scoring Details
Base CVSS Score: 4.6
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact