HOMEVULNERABILITIESCVE-2026-6923
LOW

CVE-2026-6923

CWE-1300Published: May 14, 2026· Updated: May 14, 2026

3.8
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:2.9th

Official Description

A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key.

NVD Source

Technical Analysis

CVE-2026-6923 requires local access, meaning attackers must already have a foothold on the target system.

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

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 3.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorPhysical
Attack ComplexityHigh
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N

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-2026-6923
CVSS Score3.8 / 10
SeverityLOW
WeaknessCWE-1300
CISA KEVNo
EPSS (30d)0.01%
PublishedMay 14, 2026

Related CVEs (CWE-1300)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2026-6923 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.