CVE-2026-20639
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3. Processing a maliciously crafted string may lead to heap corruption.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apple | macOS | 0 < 14.8.5 | affected |
| Apple | macOS | 0 < 15.7.5 | affected |
| Apple | macOS | 0 < 26.3 | affected |
Weaknesses
- Processing a maliciously crafted string may lead to heap corruption
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://support.apple.com/en-us/126348
- https://support.apple.com/en-us/126795
- https://support.apple.com/en-us/126796
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