# CVE-2026-0278: Palo Alto Networks Prisma Access Agent DLP bypass on Windows

Source: https://junglewise.ai/threats/cve-2026-0278-palo-alto-networks-prisma-access-agent-dlp-bypass-on-windows  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-09. Updated: 2026-07-09  
License: CC BY 4.0 with a link back

CVE-2026-0278 · Severity: info · CVSS 5.8 · Published 2026-07-09

A vulnerability in the Windows version of Palo Alto Networks Prisma Access Agent allows local users to bypass Data Loss Prevention (DLP) controls. Prisma Access is a security tool used to protect corporate data and enforce security policies on remote devices. An exploit could allow an employee or someone with access to a company laptop to circumvent security rules and move sensitive data out of the organization without detection.

Technologies: [Palo Alto Networks Prisma Access Agent](https://junglewise.ai/threats/technologies/prisma-access-agent). Vendors: [Palo Alto Networks](https://junglewise.ai/threats/vendors/palo-alto-networks).

## Quick answers

**Is CVE-2026-0278 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-0278 being exploited in the wild.

**How severe is CVE-2026-0278?** Informational severity, with a CVSS score of 5.8, published 9 July 2026.

**Which products and versions are affected?** Palo Alto Networks Prisma Access Agent 24.0 through 26.2 on Windows.

**Is there a fix for CVE-2026-0278?** A patch was published on 2026-07-08: Fixed in version 26.2.1 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-0278 attacked?** It is attacked with local access, in a network appliance.

**Am I affected by CVE-2026-0278?** Check whether you run Palo Alto Networks Prisma Access Agent at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The Prisma Access Agent for Windows contains multiple protection mechanism failures (CWE-693) within its Data Loss Prevention (DLP) component. A local attacker with low privileges can exploit these failures to bypass DLP policy enforcement, potentially leading to unauthorized data exfiltration or integrity violations. The vulnerability is specific to the Windows platform; the macOS agent is not affected. The issue is resolved in Prisma Access Agent version 26.2.1.

## Affected products

- Palo Alto Networks Prisma Access Agent 24.0 through 26.2 on Windows

## Timeline

- 2026-07-08: disclosed
- 2026-07-08: advisory
- 2026-07-08: patched: Fixed in version 26.2.1

## References

- [https://security.paloaltonetworks.com/CVE-2026-0278](https://security.paloaltonetworks.com/CVE-2026-0278)

## Related threats

- [Palo Alto Networks Prisma Access Agent DLP bypass on Windows](https://junglewise.ai/threats/cve-2026-0306-palo-alto-networks-prisma-access-agent-dlp-bypass-on-windows)
- [Palo Alto Networks Prisma Access Agent information disclosure on Linux](https://junglewise.ai/threats/cve-2026-0305-palo-alto-networks-prisma-access-agent-information-disclosure-on)
- [Palo Alto Networks Prisma Access Agent improper certificate validation in iOS](https://junglewise.ai/threats/cve-2026-0277-palo-alto-networks-prisma-access-agent-improper-certificate)
- [Palo Alto Networks Prisma Access Agent privilege escalation in Linux app](https://junglewise.ai/threats/cve-2026-0271-palo-alto-networks-prisma-access-agent-privilege-escalation-in)
- [Palo Alto Networks Prisma Access Agent VPN bypass in Linux](https://junglewise.ai/threats/cve-2026-0268-palo-alto-networks-prisma-access-agent-vpn-bypass-in-linux)