Palo Alto Networks Prisma Access Agent path traversal

Summaryinfo

A vulnerability classified as very critical has been found in Palo Alto Networks Prisma Access Agent. This affects an unknown part. Performing a manipulation results in path traversal. This vulnerability is known as CVE-2026-0291. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Palo Alto Networks Prisma Access Agent (version now known). This affects some unknown processing. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An improper link resolution before file access vulnerability exists in the Palo Alto Networks Prisma® Access Agent on Linux platforms that enables a local low privileged user to delete system files in a limited scope and disable Prisma Access Agent. The Prisma Access Agent on macOS, Windows, iOS, Android, and Chrome OS is not affected.

The advisory is shared at security.paloaltonetworks.com. This vulnerability is uniquely identified as CVE-2026-0291 since 11/03/2025. The exploitability is told to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/13/2026). MITRE ATT&CK project uses the attack technique T1006 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-57705). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Palo Alto Networks

Name

• Prisma Access Agent

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion