CVE-2026-0898CWE-284

An arbitrary file-write vulnerability in Pega Browser Extension (PBE) affects Pega Robot Studio developers who are automating Google Chrome and Microsoft Edge using either version 22.1 or R25.

Critical · published March 23, 2026

CVSS v4.0
9.0
EPSS
0%
Percentile
25.5
In the wild
Unconfirmed
What it is

An arbitrary file-write vulnerability in Pega Browser Extension (PBE) affects Pega Robot Studio developers who are automating Google Chrome and Microsoft Edge using either version 22.1 or R25. This vulnerability does not affect Robot Runtime users. A bad actor could create a website that includes malicious code. The vulnerability may be exploited if a Pega Robot Studio developer is deceived into visiting this website during interrogation mode in Robot Studio.

The record
Technical detail
CVSS v4.0
9.0 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.00334 · 25.5th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-03-23T18:41Z
EPSS history
Timeline
  • 23 MAR 18:41Z
    An arbitrary file-write vulnerability in Pega Browser Extension (PBE) affects Pega Robot Studio developers who are automating Google Chrome and Microsoft Edge using either version 22.1 or R25.
    cvelistv5