improper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to proper…
Summary
An improper protection of alternate path vulnerability in Palo Alto Networks Prisma® Browser on macOS fails to properly restrict access to an internal automation bridge. This allows a locally authenticated non-admin user to leverage an exposed communication channel to send unauthorized commands to the browser, bypassing security controls.
CISA Known Exploited Vulnerability
- Listed:
- Apr 1, 2026 · federal remediation due Apr 15, 2026
- Required action:
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Ransomware use:
- Unknown
KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.
- Prisma Browser: < 146.10.7.154
Official advisory · medium-confidence parse· fetched 6 hours ago·verify at source
- Prisma Browser: >= 148.6.3.96
Official advisory · medium-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
- Upgrade to a fixed release: Prisma Browser: >= 148.6.3.96.
- No known workarounds exist for this issue.
Official advisory · medium-confidence parse· fetched 6 hours ago·verify at source
Discussion(0)
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