VDB
CVE-2026-20620
CVE-2026-20620
PUBLISHED
CVSS 7.699999809265137 HIGH
An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An attacker may be able to cause unexpected system termination or read kernel memory.
EPSS 0.01% · 0.4th percentile
Risk Scores
CVSS 3.1
7.699999809265137
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS Score
0.01%
0.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | macOS | 0, 0, 0 |
| apple | macos | 14.0, 15.0, 26.0 |
Exploit Intelligence
- CIRCL seen: CVE-2026-20620 (circl-sighting)
- https://support.apple.com/en-us/126348 (circl)
- https://support.apple.com/en-us/126349 (circl)
- https://support.apple.com/en-us/126350 (circl)
- macos_v2_generated.go (github-poc)
- macos_v2_generated.go (github-poc)
- macos_v2_generated.go (github-poc)
- macos_v2_generated.go (github-poc)
- macos_v2_generated.go (github-poc)
- macos_v1_generated.go (github-poc)
…and 4 more exploits
Timeline
- Feb 11, 2026 CVE Published
- Feb 12, 2026 EPSS Score
- Feb 14, 2026 EPSS Score
- Feb 14, 2026 PoC Published
- Feb 16, 2026 EPSS Score
- Feb 18, 2026 EPSS Score
- Feb 20, 2026 EPSS Score
- Feb 22, 2026 EPSS Score
- Feb 24, 2026 EPSS Score
- Feb 26, 2026 EPSS Score
- Feb 28, 2026 EPSS Score
- Mar 2, 2026 EPSS Score
References
- https://support.apple.com/en-us/126346 advisory
- https://support.apple.com/en-us/126353 advisory
- https://support.apple.com/en-us/126347 advisory
- https://support.apple.com/en-us/126352 advisory
- https://support.apple.com/en-us/126348 advisory
- https://support.apple.com/en-us/126349 advisory
- https://support.apple.com/en-us/126351 advisory
- https://support.apple.com/en-us/126350 advisory
- https://support.apple.com/en-us/126354 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-20620 advisory