01 Record
CVE-2026-0898
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.
CriticalPUBLISHEDCNA: Pega
CNA base score9.0 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
02 Description
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.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.33% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 26.4% of scored records. A rank, not a probability.
- NVD base score
- 9.0 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-03-23 18:41Z7 MO AGO
- Last updated
- 2026-03-24 14:37Z7 MO AGO
- Reserved
- 2026-01-13
- Assigning CNA
- Pega
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.0)
- CNA CVSS 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
- Weaknesses
- CWE-284Improper Access ControlPillar
- Data version
- 5.2
- Document digest
- 155ce9b82f7376e2741f4f2801287da6e7e1d957803d6f0e55d9baba1787a073
05 Affected products
VendorProductVersionsPlatforms