CVE-2026-7251
Published: 26 May 2026
Summary
CVE-2026-7251 is a critical-severity Use of Hard-coded Password (CWE-259) vulnerability in Cisa (inferred from references). Its CVSS base score is 9.8 (Critical).
Operationally, exploitation aligns with the MITRE ATT&CK technique VNC (T1021.005); ranked at the 27.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Threat & Defense at a Glance
Threat & Defense Details
Likely Mitigating ControlsAI
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.
Changing default authenticators prior to first use directly prevents use of hard-coded passwords.
Shared threat data frequently highlights products or deployments still using hard-coded passwords, enabling remediation that directly blocks credential-based attacks.
Background checks and authorization requirements decrease the probability that a developer will hard-code passwords for later unauthorized access.
Reviews of supplier deliverables reduce the chance that hard-coded passwords are introduced into the system.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Hard-coded VNC password directly enables remote UI control via External Remote Services (T1133) and VNC (T1021.005) using Default Accounts (T1078.001).
NVD Description
Eppendorf BioFlo 320 is vulnerable to due to VNC server using a hard-coded password. If a remote attacker knows the network address of any BioFlo 320 model with remote access enabled, they can gain full control of the user interface…
more
by using this password. Once connected, the attacker would have full access to all control panel features for the BioFlo 320. VNC traffic is not encrypted.
Deeper analysisAI
Automated synthesis unavailable for this CVE.
Details
- CWE(s)
- OWASP Top 10 Web 2025
Affected Products
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-31912
Regulatory context (EU CRA / NIS2 / DORA / UK NIS Regulations)
EU Cyber Resilience Act — coordinated disclosure
Critical and high-severity vulnerabilities in products with digital elements may trigger coordinated-disclosure obligations under the EU Cyber Resilience Act (CRA, Regulation 2024/2847). Manufacturers placing products on the EU market must notify ENISA and the relevant CSIRTs without undue delay once active exploitation is known.