HOMEVULNERABILITIESCVE-2026-2738
MEDIUM

CVE-2026-2738

CWE-131Published: February 19, 2026· Updated: Feb 20, 2026

5.6
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:2.6th

Official Description

Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet

NVD Source

Technical Analysis

CVE-2026-2738 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (P) is needed, which slightly reduces the risk of mass automated attacks.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityHigh
Privileges Req.None
User InteractionP
ScopeX
Impact
Confidentiality
Integrity
Availability
CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

Quick Facts

CVE IDCVE-2026-2738
CVSS Score5.6 / 10
SeverityMEDIUM
WeaknessCWE-131
CISA KEVNo
EPSS (30d)0.01%
PublishedFeb 19, 2026

Related CVEs (CWE-131)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-2738 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.