An access control deficiency vulnerability exists in ExpressUpdate Agent for Windows.
Priority LOW 38CWE-782Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00149 4th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| NEC Corporation | ExpressUpdate Agent for Windows | up to 3.24 | — | No fix listed | CNA |
- ExpressUpdate Agent for Windows VendorNEC Corporation Affected up to 3.24 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-8797
- 2026-10-03 Alias added: GHSA-cxm7-54mf-pwwg
References
More NEC Corporation vulnerabilities
- TI-1999-00042 Command execution via shell metachars in INN daemon (innd) 1.5 using "newgroup" and… CVSS 3.1CRITICAL 9.8
- TI-2020-13174 XML external entity injection in NEC Corporation ExpressCluster CVSS 3.1HIGH 7.5
- TI-1999-00009 Inverse query buffer overflow in BIND 4.9 and BIND 8 Releases. CVSS 2.0HIGH 10.0
- TI-2018-08402 NEC Univerge Sv9100 WebPro 6.00.00 devices have Predictable Session IDs that result in… CVSS 3.1CRITICAL 9.8
- TI-2018-08403 NEC Univerge Sv9100 WebPro 6.00.00 devices have Cleartext Password Storage in the Web UI. CVSS 3.1CRITICAL 9.8
- TI-1999-00205 rpc.ypupdated (NIS) allows remote users to execute arbitrary commands. CVSS 2.0HIGH 10.0
Sources
- CVE-2026-8797 · CVE Program
- CVE-2026-8797 · NVD
- FIRST EPSS
- GHSA-cxm7-54mf-pwwg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences