CVE-2025-31277
Apple Multiple Products Buffer Overflow Vulnerability
Published Jul 29, 2025 · updated Sep 21, 2026 · Apple Multiple Products
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.
Timeline
Detection, updates, and resolution for this record.
Jul 29, 2025 · Catalog
Detected
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.
Mar 20, 2026 · CISA KEV
Known exploited
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Apr 3, 2026 · CISA KEV
Remediation due
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Sep 21, 2026 · Catalog
Updated
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.
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.
CISA due date Apr 3, 2026
Affected
- cpe apple/ipadosversion unspecified
- cpe apple/iphone osversion unspecified
- cpe apple/macosversion unspecified
- cpe apple/safariversion unspecified
- cpe apple/tvosversion unspecified
- cpe apple/visionosversion unspecified
- cpe apple/watchosversion unspecified
- cpe redhat/enterprise linux6.0
- cpe webkitgtk/webkitgtkversion unspecified
- vendor Apple Multiple Productsversion unspecified
Sources
- CISA KEVCVE-2025-31277
Apple Safari, iOS, watchOS, visionOS, iPadOS, macOS, and tvOS contain a buffer overflow vulnerability that could allow the processing of maliciously crafted web content which may lead to memory corruption.
cisa.gov - CVE.orgCVE-2025-31277
Official CVE identifier
cve.org - FIRST EPSSCVE-2025-31277
30-day exploitation probability 1.6%
first.org - NIST NVDCVE-2025-31277
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.
nvd.nist.gov