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High severity8.8NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026

CVE-2021-30688

CVE-2021-30688

Description

A malicious application may be able to break out of its sandbox. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A path handling issue was addressed with improved validation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

13
  • Apple Inc./macOS Big Surllm-fuzzy
    Range: = 11.4
  • Apple Inc./macOS Catalinallm-fuzzy
    Range: Security Update 2021-003
  • Apple Inc./Mac OS X9 versions
    cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*+ 8 more
    • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*range: >=10.15,<=10.15.6
    • cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
  • Apple Inc./macOS2 versions
    cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=11.0,<11.4
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

2

News mentions

0

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