Skip to main content

Mondoo

Vulnerability Management
Technology
Services

Solutions

Financial Services
Manufacturing
Healthcare

Resources

Blog
Vulnerability Database
Documentation
GitHub

Company

About
Careers
Partners
Contact

Legal

Privacy
Terms
Imprint

© 2026 Mondoo, Inc.

Log in Get Assessment

Vulnerability IntelligenceCVE-2026-20635

CVE-2026-20635

MEDIUM4.3

The issue was addressed with improved memory handling

Published Feb 11, 2026

Modified 1 weeks ago

Fix available

Details

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash.

Affected Packages

macOS

macOS 26

Fixed in:

26.3

References

https://support.apple.com/en-us/126346

https://support.apple.com/en-us/126347

https://support.apple.com/en-us/126348

https://support.apple.com/en-us/126351

https://support.apple.com/en-us/126352

https://support.apple.com/en-us/126353

https://support.apple.com/en-us/126354

https://www.cve.org/CVERecord?id=CVE-2026-20635

CVSS Analysis

CVSS v3.1

4.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

LowA:L

4.3/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Ecosystems

Timeline

PublishedFeb 11, 2026

ModifiedApr 2, 2026

CVE-2026-20635 | Mondoo Vulnerability Intelligence