VDB
CVE-2026-20658
CVE-2026-20658
PUBLISHED
CVSS 9.300000190734863 CRITICAL
A package validation issue was addressed by blocking the vulnerable package. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges.
EPSS 0.02% · 5.6th percentile
Risk Scores
CVSS 4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS Score
0.02%
5.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | macOS | 0 |
| apple | macos | 26.0 |
Exploit Intelligence
- CIRCL seen: CVE-2026-20658 (circl-sighting)
- CIRCL seen: CVE-2026-20658 (circl-sighting)
- https://support.apple.com/en-us/126348 (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)
- macos_v1_generated.go (github-poc)
…and 3 more exploits
Timeline
- Nov 11, 2025 CVE ID Reserved
- Feb 11, 2026 CVE Published
- Feb 12, 2026 EPSS Score
- Feb 13, 2026 PoC Published
- Feb 14, 2026 EPSS Score
- Feb 15, 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
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-2026-20658 advisory