6.5Medium
Paloaltonetworks Prisma Browser
CVE-2026-0289
A security bypass vulnerability in the Account Protection feature of Palo Alto Networks Prisma® Browser enables a user to bypass intended security controls.
What this means for your business
- It affects Paloaltonetworks Prisma Browser. It matters if your company, or a supplier that handles your data, runs it.
- An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
What to do
- 1Check whether your company or your suppliers run Paloaltonetworks Prisma Browser, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 6.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N- CVSS v4
- 0.5
- Weakness
- CWE-522
- Assigned by
- psirt@paloaltonetworks.com
Dates
- Published
- 2026-08-13
- Last modified
- 2026-09-09
- Sources
- NVD
Affected products
- Paloaltonetworks Prisma Browser- 150.49.4.125
As listed in the NVD configuration data. Not a statement about your estate.