What is the CVSS score of CVE-2025-41077?

CVE-2025-41077 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.0%.

Which versions of Inbox are affected by CVE-2025-41077?

Organizations using Viafirma Inbox face notable risk from CVE-2025-41077, a IDOR vulnerability rated CVSS 8.1.

How to fix or mitigate CVE-2025-41077?

Within 7 days: Identify all affected systems running Viafirma Inbox and apply vendor patches promptly. Monitor vendor channels for patch availability.

Inbox CVE-2025-41077

HIGH

Authorization Bypass Through User-Controlled Key (CWE-639)

2026-01-12 cve-coordination@incibe.es

Authentication Bypass Inbox

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 12, 2026 - 15:16 nvd

HIGH 8.1

DescriptionCVE.org

IDOR vulnerability has been found in Viafirma Inbox v4.5.13 that allows any authenticated user without privileges in the application to list all users, access and modify their data. This allows the user's email addresses to be modified and, subsequently, using the password recovery functionality to access the application by impersonating any user, including those with administrative permissions.

AnalysisAI

IDOR vulnerability has been found in Viafirma Inbox v4.5.13 that allows any authenticated user without privileges in the application to list all users, access and modify their data. [CVSS 8.1 HIGH]

Technical ContextAI

Classified as CWE-639 (Authorization Bypass Through User-Controlled Key). Affects Inbox. IDOR vulnerability has been found in Viafirma Inbox v4.5.13 that allows any authenticated user without privileges in the application to list all users, access and modify their data. This allows the user's email addresses to be modified and, subsequently, using the password recovery functionality to access the application by impersonating any user, including those with administrative permissions.