What is the CVSS score of EUVD-2025-20237?

EUVD-2025-20237 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

How to fix or mitigate EUVD-2025-20237?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

EUVD-2025-20237

| CVE-2025-43933 CRITICAL

External Control of Assumed-Immutable Web Parameter (CWE-472)

2025-07-07 cve@mitre.org

Information Disclosure

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 03:37 euvd

EUVD-2025-20237

Analysis Generated

Mar 16, 2026 - 03:37 vuln.today

CVE Published

Jul 07, 2025 - 16:15 nvd

CRITICAL 9.8

DescriptionCVE.org

fblog through 983bede allows account takeover via the password reset feature because SERVER_NAME is not configured and thus a reset depends on the Host HTTP header.

AnalysisAI

A security vulnerability in fblog through 983bede (CVSS 9.8) that allows account takeover. Critical severity with potential for significant impact on affected systems.

Technical ContextAI

Vulnerability type not specified by vendor. CVSS 9.8 indicates critical severity with likely remote exploitation vector. Affects fblog through 983bede.