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CVE-2026-0278

HIGH

Multiple protection mechanism failures in the Prisma Access Agent Data Loss Prevention (DLP) component for Windows allow a local user to bypass DLP policy enforcement controls. The…

Published
Jul 9, 2026
Updated
Jul 16, 2026
Affected
0 pkgs
Patched
None yet
Exploits
None indexed

Description

Multiple protection mechanism failures in the Prisma Access Agent Data Loss Prevention (DLP) component for Windows allow a local user to bypass DLP policy enforcement controls.

The Prisma Access Agent on macOS is not affected.

Affected Products

1 product · 1 configurations
Application
prisma access agentpaloaltonetworks
< 26.2.1
range

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every paloaltonetworks prisma access agent deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Fix

    Apply the paloaltonetworks prisma access agent security patch or hotfix for CVE-2026-0278 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2026-0278 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2026-0278. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Multiple protection mechanism failures in the Prisma Access Agent Data Loss Prevention (DLP) component for Windows allow a local user to bypass DLP policy enforcement controls. The Prisma Access Agent on macOS is not affected.
O3 Security · Runtime Protection

Is CVE-2026-0278 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2026-0278 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.