9 Realms Cybersecurity
AdvisoriesCVE-2025-31277

Apple Multiple Products Buffer Overflow Vulnerability

AppleMultiple ProductsAdded March 20, 2026

CISA Known Exploited Vulnerabilities Data

Description

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.

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

April 3, 2026 (federal agency requirement)

Known Ransomware Campaign Use

Unknown

Notes

https://support.apple.com/en-us/124147 ; https://support.apple.com/en-us/124149 ; https://support.apple.com/en-us/124152 ; https://support.apple.com/en-us/124153 ; https://support.apple.com/en-us/124155 ; https://nvd.nist.gov/vuln/detail/CVE-2025-31277

External References

Concerned about this vulnerability in your environment?

Our team can assess your exposure and help you remediate.

Talk to Our Team

Data sourced from the CISA Known Exploited Vulnerabilities catalog. CISA does not endorse any commercial product or service.