---
id: CVE-2026-0277
title: >-
  An improper certificate validation vulnerability in the Prisma® Access Agent
  for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to
  intercept VPN traffic
summary: >-
  An improper certificate validation vulnerability in the Prisma® Access Agent
  for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to
  intercept VPN traffic. 


  The Prisma Access Agent on Windows, macOS, Linux, Android a…
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N'
cwe:
  - CWE-295
vendor: paloaltonetworks
product: prisma_access_agent
affected:
  - prisma_access_agent < 26.2.1
patched:
  - prisma_access_agent 26.2.1
published: '2026-07-09'
updated: '2026-07-16'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-0277'
references:
  - url: 'https://security.paloaltonetworks.com/CVE-2026-0277'
    label: psirt@paloaltonetworks.com
tags:
  - nvd
epss: 0.00201
epssPercentile: 0.10278
ingestedAt: '2026-07-17T13:12:07.677Z'
---

## Overview

An improper certificate validation vulnerability in the Prisma® Access Agent for iOS enables an attacker to perform a man-in-the-middle (MitM) attack to intercept VPN traffic. 

The Prisma Access Agent on Windows, macOS, Linux, Android and ChromeOS are not affected.

## Affected

- `prisma_access_agent < 26.2.1`

## Remediation

Upgrade past the affected range:

- `prisma_access_agent 26.2.1`