---
id: CVE-2025-4234
title: 'Cortex XDR Microsoft 365 Defender Pack: Cleartext Exposure of Credentials'
summary: >-
  A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack
  can result in exposure of user credentials in application logs. Normally,
  these application logs are only viewable by local users and are included when
  generati…
severity: low
cvss: 2.4
cvssVector: >-
  CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H/AU:N/R:U/V:D/RE:M/U:Amber
cvssSource: cna
cwe:
  - CWE-532
vendor: Palo Alto Networks
product: Cortex XDR Microsoft 365 Defender Pack
affected:
  - cortex_xdr_microsoft_365_defender_pack >= 4.6.0 < 11.0.2-133
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2025-09-13T03:55:40.337787Z'
published: '2025-09-12'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T22:03:01.123Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2025-4234'
references:
  - url: 'https://security.paloaltonetworks.com/CVE-2025-4234'
tags:
  - cve.org
epss: 0.00139
epssPercentile: 0.0328
ingestedAt: '2026-11-05T20:33:06.556Z'
---

## Overview

A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack can result in exposure of user credentials in application logs. Normally, these application logs are only viewable by local users and are included when generating logs for troubleshooting purposes. This means that these credentials are exposed to recipients of the application logs.

## Affected

- `cortex_xdr_microsoft_365_defender_pack >= 4.6.0 < 11.0.2-133`

## Remediation

Version
Minor Version
Suggested Solution

                                    Cortex XDR Microsoft 365 Defender Pack 4.6 on Windows

                                    4.6.0 through 4.6.4
                                    Upgrade to 4.6.5 or later.
                                
Rotate any Client Secrets for Azure Applications that attempted connection with the Microsoft 365 Defender Pack.

### Workarounds

No known workarounds exist for this issue.