HOMEVULNERABILITIESCVE-2026-3959
MEDIUM

CVE-2026-3959

CWE-77Published: March 11, 2026· Updated: Mar 12, 2026

5.3
CVSS v3.1
EPSS:0.22%probability of exploitation in 30 daysPercentile:44.8th

Official Description

A vulnerability was found in 0xKoda WireMCP up to 7f45f8b2b4adeb76be8c6227eefb38533fdd6b1e. Impacted is the function server.tool of the file index.js of the component Tshark CLI Command Handler. The manipulation results in os command injection. The attack needs to be approached locally. The exploit has been made public and could be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-3959 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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 (6)

Quick Facts

CVE IDCVE-2026-3959
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-77
CISA KEVNo
EPSS (30d)0.22%
PublishedMar 11, 2026

Related CVEs (CWE-77)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-3959 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.