CVE-2026-69639
critical · 9.8Heap-based buffer overflow in Windows Libarchive allows an unauthorized attacker to execute code over a network.
9.8
CVSS
1.0%
EPSS (exploit prob.)
62nd
EPSS percentile
2026-10-13
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-122
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| microsoft | windows_10_1809 | < 10.0.17763.9376 |
| microsoft | windows_10_1809 | < 10.0.17763.9376 |
| microsoft | windows_10_21h2 | < 10.0.19044.7807 |
| microsoft | windows_10_21h2 | < 10.0.19044.7807 |
| microsoft | windows_10_21h2 | < 10.0.19044.7807 |
| microsoft | windows_10_22h2 | < 10.0.19045.7807 |
| microsoft | windows_10_22h2 | < 10.0.19045.7807 |
| microsoft | windows_10_22h2 | < 10.0.19045.7807 |
| microsoft | windows_11_23h2 | < 10.0.22631.7652 |
| microsoft | windows_11_23h2 | < 10.0.22631.7652 |
| microsoft | windows_11_24h2 | < 10.0.26100.9711 |
| microsoft | windows_11_24h2 | < 10.0.26100.9711 |
| microsoft | windows_11_25h2 | < 10.0.26200.9711 |
| microsoft | windows_11_25h2 | < 10.0.26200.9711 |
| microsoft | windows_11_26h1 | < 10.0.28000.3231 |
| microsoft | windows_11_26h1 | < 10.0.28000.3231 |
| microsoft | windows_11_26h2 | < 10.0.26300.9711 |
| microsoft | windows_11_26h2 | < 10.0.26300.9711 |
| microsoft | windows_server_2019 | < 10.0.17763.9376 |
| microsoft | windows_server_2022 | < 10.0.20348.5761 |
| microsoft | windows_server_2025 | < 10.0.26100.33650 |
Check a specific version with /api/v1/cve/match.
References
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-69639