CVE-2026-0290 PUBLISHED

Prisma Browser: Sensitive Information Disclosure Vulnerability

Assigner: palo_alto
Reserved: 03.11.2025 Published: 13.08.2026 Updated: 13.08.2026

An information disclosure vulnerability in the Account Protection feature of Palo Alto Networks Prisma® Browser enables a local attacker to view sensitive data.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/AU:N/R:U/V:D/RE:M/U:Amber
CVSS Score: 0.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	Present	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Palo Alto Networks
Product	Prisma Browser
Versions	Default: unaffected affected from 0 to 148.18.4.217 (excl.)

Exploits

Palo Alto Networks is not aware of any malicious exploitation of this issue.

Credits

Palo Alto Networks thanks Thomas Villanueva for discovering and reporting this issue. finder

References

https://security.paloaltonetworks.com/CVE-2026-0290

Problem Types

CWE-522 Insufficiently Protected Credentials CWE

Impacts

CAPEC-37 Retrieve Embedded Sensitive Data