CVE-2025-41077

High

Description

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.

SeverityHigh

CVSS8.1

Exploit probability—

Product

Viafirma Inbox

PublishedJan 12, 2026

First seenJan 12, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

viafirma inbox4.5.27 or later

Affected products

Product	Affected versions	Fixed in
viafirma inbox	v < 4.5.27	4.5.27

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