How severe is CVE-2026-0271?

CVE-2026-0271 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-0271 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0271?

CVE-2026-0271 affects Paloaltonetworks Prisma Access Agent. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0271?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-0271 have an EU (EUVD) identifier?

Yes. CVE-2026-0271 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36147.

When was CVE-2026-0271 published?

CVE-2026-0271 was published on 2026-06-10 and last updated on 2026-07-23.

CVE-2026-0271

CVE-2026-0271 is a high-severity vulnerability in Paloaltonetworks Prisma Access Agent with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-732.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 5.9
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36147
Weakness: CWE-732
Affected product: Paloaltonetworks Prisma Access Agent
Published: 2026-06-10
Last modified: 2026-07-23

Description

A privilege escalation (PE) vulnerability in the Palo Alto Networks Prisma Access Agent app on Linux devices enables a local user to execute code with elevated privileges. This does not impact Prisma Access Agent on Windows, macOS, iOS, Android, or ChromeOS.

Frequently asked questions

What is CVE-2026-0271?: A privilege escalation (PE) vulnerability in the Palo Alto Networks Prisma Access Agent app on Linux devices enables a local user to execute code with elevated privileges. This does not impact Prisma Access Agent on Windows, macOS, iOS, Android, or ChromeOS.
How severe is CVE-2026-0271?: CVE-2026-0271 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-0271 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0271?: CVE-2026-0271 affects Paloaltonetworks Prisma Access Agent. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0271?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-0271 have an EU (EUVD) identifier?: Yes. CVE-2026-0271 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36147.
When was CVE-2026-0271 published?: CVE-2026-0271 was published on 2026-06-10 and last updated on 2026-07-23.

References

https://security.paloaltonetworks.com/CVE-2026-0271

Affected products (1)

cpe:2.3:a:paloaltonetworks:prisma_access_agent:*:*:*:*:*:*:*:*

More vulnerabilities in Paloaltonetworks Prisma Access Agent

CVE-2026-0294 — High (CVSS 7.8): A privilege escalation (PE) vulnerability in the Palo Alto Networks Prisma® Access Agent app on Windows and macOS…
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