CVE-2025-31277
High 8.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Apple Multiple Products Buffer Overflow Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
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.
Metrics
- CVSS 3.1
-
8.8 (HIGH)
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 2% (percentile: 77) as of 1 November 2026
- CWE
- CWE-119, CWE-120
Affected products
apple: safari; apple: ipados; apple: iphone os; apple: macos; apple: tvos; apple: visionos; apple: watchos; webkitgtk: webkitgtk; wpewebkit: wpe webkit; redhat: enterprise linux; redhat: enterprise linux aus; redhat: enterprise linux els; redhat: enterprise linux eus; redhat: enterprise linux tus; redhat: enterprise linux update services for sap solutions
References
- https://support.apple.com/en-us/124147 Release NotesVendor Advisory
- https://support.apple.com/en-us/124149 Release NotesVendor Advisory
- https://support.apple.com/en-us/124152 Release NotesVendor Advisory
- https://support.apple.com/en-us/124153 Release NotesVendor Advisory
- https://support.apple.com/en-us/124154 Release NotesVendor Advisory
- https://support.apple.com/en-us/124155 Release NotesVendor Advisory
- http://seclists.org/fulldisclosure/2025/Aug/0 Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/30 Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/32 Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/36 Mailing ListThird Party Advisory