Cyber Resilience

CVE-2026-31928

Critical

Published: 26 June 2026

Published
26 June 2026
Modified
29 June 2026
KEV Added
Patch
CVSS Score v4 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/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
EPSS Score 0.0045 36.0th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-31928 is a critical-severity Use of Hard-coded Credentials (CWE-798) vulnerability in Cisa (inferred from references). Its CVSS base score is 9.3 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Default Accounts (T1078.001); ranked at the 36.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability details

The DMP-5000 devices are shipped with a default administrative web account with weak authentication controls, which are not required to be changed during initial configuration or operation. Using these accounts provides full system access.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1078.001 Default Accounts Stealth
Adversaries may obtain and abuse credentials of a default account as a means of gaining Initial Access, Persistence, Privilege Escalation, or Defense Evasion.
Why these techniques?

Default administrative account shipped with device enables use of T1078.001.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2026-8605Shared CWE-798
CVE-2025-71317Shared CWE-798
CVE-2026-24346Shared CWE-798
CVE-2025-7503Shared CWE-798
CVE-2025-7768Shared CWE-798
CVE-2026-27785Shared CWE-798
CVE-2026-29119Shared CWE-798
CVE-2024-28987Shared CWE-798
CVE-2025-33089Shared CWE-798
CVE-2026-47846Shared CWE-798

Affected Assets

Cisa
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-798

Enables users to notice when hard-coded credentials have been exploited for unauthorized access.

addresses: CWE-798

Security training explicitly warns against hard-coded credentials, lowering their use in systems.

addresses: CWE-798

Policy and procedures prohibit hard-coded credentials in favor of managed authentication.

addresses: CWE-798

External identity providers eliminate the need for hard-coded credentials in applications.

addresses: CWE-798

Changing default authenticators prior to first use and protecting content prevents use of hard-coded credentials.

addresses: CWE-798

Central credential stores and rotation policies remove the need for hard-coded credentials in configuration files or code.

addresses: CWE-798

Intelligence programs surface reports of campaigns that abuse hard-coded credentials in products, prompting removal or replacement and thereby reducing successful exploitation.

addresses: CWE-798

Planned investment enables secure credential storage and management systems instead of hard-coded credentials.

References