Home/CVE/Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to exec
CVE

CVE-2026-26111

Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to exec

Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.

HIGH · CVSS 8 EPSS 0.0009
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-190Integer Overflow or Wraparound
CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

6
microsoft windows server 2012< 6.2.9200.25973
microsoft windows server 2012all versions
microsoft windows server 2016< 10.0.14393.8957
microsoft windows server 2019< 10.0.17763.8511
microsoft windows server 2022< 10.0.20348.4893
microsoft windows server 2025< 10.0.26100.32522
▣

Scoring & Timeline

8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Mar 2026 · 06:18 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
msrcCVE-2026-26111Remote Code Execution
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