CVE-2026-8797

FAUCET Score

An access control deficiency vulnerability exists in ExpressUpdate Agent for Windows. If a malicious user gains access to the product, arbitrary code could be executed with SYSTEM privileges.

First published: Jun 26, 2026Last modified: Jun 26, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
NEC Corporation	ExpressUpdate Agent For Windows	3.24 and priorCNA affecteddefault unknown

CVSS Data

CVSS version used by this source: 4.0

8.5HIGH

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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

Attack Vector

LOCAL

Attack Complexity

LOW

Attack Requirements

NONE

Privileges Required

LOW

User Interaction

NONE

VS Confidentiality

HIGH

VS Integrity

HIGH

VS Availability

HIGH

SS Confidentiality

NONE

SS Integrity

NONE

SS Availability

NONE

Exploit Maturity

NOT_DEFINED

CvssVersion

4.0

Exploit Intelligence

EPSS Score

0.12%

Probability of exploitation in next 30 days

EPSS Percentile

2.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-25

Model: v2026.06.15

This CVE's current EPSS score of 0.0012 is in the 11th percentile among its peer group of 16,994 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jpn.nec.com / security-info/secinfo/nv26-004_en.html