Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since February 12, 2026.
CVE-2026-20700
Apple Multiple Buffer Overflow Vulnerability
Added to KEV February 12, 2026
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2026-20700
- CWE
- CWE-119
- Affected products
- Multiple Products · Apple Multiple Products · Apple
What happened
Apple iOS, macOS, tvOS, watchOS, and visionOS contain an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow an attacker with memory write the capability to execute arbitrary code.
What it means for your business
Apple Multiple Products is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-20700). Apple iOS, macOS, tvOS, watchOS, and visionOS contain an improper restriction of operations within the bounds of a memory buffer vulnerability that could allow an attacker with memory write the capability to execute arbitrary code. CISA remediation due date: 2026-03-05. If you need help checking exposure, call (864) 335-9223.
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: March 5, 2026
Sources
Related briefs
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