Vulnerability Report

CVE-2026-43813

Title: Code signing bypass via validation issue

DoS

Proof Of Concept

PoC Available for CVE-2026-43813

CWE Category NVD-CWE-noinfo
Published Date Jul 27, 2026
Modified Date Jul 28, 2026
Exploit Status Available
Score 7.1 CVSS v
Exploit Probability (EPSS)
0.13%

Vulnerability Summary

CVE-2026-43813: A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.

Impacted Vendors

A
apple 6

Reference Links

https://support.apple.com/en-us/128066 https://support.apple.com/en-us/128067 https://support.apple.com/en-us/128068 https://support.apple.com/en-us/128069 https://support.apple.com/en-us/128070
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity HIGH
7.1
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-43813 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/EastArctica/CVE-2026-43813
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected Stack

No specific products linked.