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Microsoft Windows Dhcp Server: vulnerabilities and CVEs

Microsoft Windows Dhcp Server has 16 published vulnerabilities, 16 of them in the last 12 months. 2 are rated critical and 0 are listed by CISA as actively exploited.

CVEs16
Last 12 months16
Critical2
Actively exploited0

All vulnerabilities in the catalogue →⭐ Follow this technology

Latest vulnerabilities

CVESeverityEPSSActive exploitationPublishedDescription
CVE-2026-96934Critical (9.8)——Oct 13, 2026
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-96320Critical (9.8)——Oct 13, 2026
Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-88171High (8.1)——Oct 13, 2026
Double free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-88120High (8.1)——Oct 13, 2026
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-88119High (8.1)——Oct 13, 2026
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-88117High (8.1)——Oct 13, 2026
Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-85865Medium (5.5)——Oct 13, 2026
Improper authentication in Windows DHCP Server allows an authorized attacker to bypass a security feature locally.
CVE-2026-85841Medium (6.6)——Oct 13, 2026
Use after free in Windows DHCP Server allows an authorized attacker to execute code over a network.
CVE-2026-83787Medium (5.5)——Oct 13, 2026
Insufficient verification of data authenticity in Windows DHCP Server allows an authorized attacker to bypass a security feature locally.
CVE-2026-83691High (7.8)——Oct 13, 2026
Heap-based buffer overflow in Windows DHCP Server allows an authorized attacker to elevate privileges locally.
CVE-2026-83665High (7.5)——Oct 13, 2026
Null pointer dereference in Windows DHCP Server allows an unauthorized attacker to deny service over a network.
CVE-2026-70201Medium (5.5)——Oct 13, 2026
Out-of-bounds read in Windows DHCP Server allows an authorized attacker to deny service locally.
CVE-2026-70069High (8.8)——Oct 13, 2026
Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over a network.
CVE-2026-70066High (7)——Oct 13, 2026
Use after free in Windows DHCP Server allows an authorized attacker to elevate privileges locally.
CVE-2026-70058High (7.5)——Oct 13, 2026
Out-of-bounds write in Windows DHCP Server allows an unauthorized attacker to execute code over a network.
CVE-2026-69830High (8.1)——Oct 13, 2026
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

🎯 How it gets exploited (ATT&CK techniques)

  1. T1059 Command and Scripting Interpreter10
  2. T1190 Exploit Public-Facing Application9
  3. T1068 Exploitation for Privilege Escalation5
  4. T1210 Exploitation of Remote Services2
  5. T1499 Endpoint Denial of Service2
  6. T1078 Valid Accounts1

Number of CVEs of this technology mapped to each exploitation or primary-impact technique.

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