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CVE-2026-20700 — Apple Multiple Buffer Overflow Vulnerability

provenance: imported · CVE: CVE-2026-20700

CVE-2026-20700: Apple Multiple Buffer Overflow Vulnerability

CISA Known Exploited Vulnerability (KEV)

Vendor / project Apple
Product Multiple Products
Date added 2026-02-12
Due date 2026-03-05
Ransomware campaign use Unknown

Description

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.

Required action (CISA)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://support.apple.com/en-us/126346 ; https://support.apple.com/en-us/126348 ; https://support.apple.com/en-us/126351 ; https://support.apple.com/en-us/126352 ; https://support.apple.com/en-us/126353 ; https://nvd.nist.gov/vuln/detail/CVE-2026-20700

References

  • NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-20700
  • KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog