CVE-2026-49160
highUncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network.
Vendor / product: Microsoft — windows 10 1607
Uncontrolled resource consumption in HTTP/2 allows an unauthorized attacker to deny service over a network.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (secure@microsoft.com)
Timeline (UTC)
Published: 2026-06-09 17:17
Modified: 2026-11-11 00:19
NVD status: Modified
Last synced 1 day ago
Verified against the source API 2026-11-11 00:23 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
microsoft / windows_10_1607 <10.0.14393.9234
microsoft / windows_10_1809 <10.0.17763.8880
microsoft / windows_10_21h2 <10.0.19044.7417
microsoft / windows_10_22h2 <10.0.19045.7417
microsoft / windows_11_23h2 <10.0.22631.7219
microsoft / windows_11_24h2 <10.0.26100.8655
microsoft / windows_11_25h2 <10.0.26200.8655
microsoft / windows_11_26h1 <10.0.28000.2269
microsoft / windows_server_2016 <10.0.14393.9234
microsoft / windows_server_2019 <10.0.17763.8880
microsoft / windows_server_2022 <10.0.20348.5256
microsoft / windows_server_2025 <10.0.26100.32995
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49160
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49160 secure@microsoft.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-11 00:23 UTC · record ↗