CVE-2025-31277 Apple — Exploit & Vulnerability Details HIGH

Parameter	Value
CVSS	8.8 (HIGH)
Affected Versions	15.0 — 2.6
Fixed In	18.6
Type	CWE-119 (Buffer Overflow)
Vendor	Apple
Public PoC	Yes

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to memory corruption.

Attack Parameters

Attack Vector

Network

Can be exploited remotely

Attack Complexity

Low

Easy to exploit

Privileges Required

None

No privileges needed

User Interaction

Required

User action required

Impact Assessment

Confidentiality

High

Complete data leak

Integrity

High

Complete data modification

Availability

High

Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

CWE-119 Buffer Overflow

Vulnerable Products 7

Configuration	From (including)	Up to (excluding)
Apple Safari cpe:2.3:a:apple:safari::::::::	—	`18.6`
Apple Ipados cpe:2.3:o:apple:ipados::::::::	—	`18.6`
Apple Iphone_Os cpe:2.3:o:apple:iphone_os::::::::	—	`18.6`
Apple Macos cpe:2.3:o:apple:macos::::::::	`15.0`	`15.6`
Apple Tvos cpe:2.3:o:apple:tvos::::::::	—	`18.6`
Apple Visionos cpe:2.3:o:apple:visionos::::::::	—	`2.6`
Apple Watchos cpe:2.3:o:apple:watchos::::::::	—	`11.6`