CVE-2023-3280

MEDIUMNVD 5.55.5—

5.5

A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices allows a local user to disable the agent.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 21.3%
KEV: Not listed

Published

September 13, 2023

Last Modified

November 21, 2024

References (2)

psirt@paloaltonetworkshttps://security.paloaltonetworks.com/CVE-2023-3280
af854a3a-2127-422b-91ae-364da2661108https://security.paloaltonetworks.com/CVE-2023-3280

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-755Improper Handling of Exceptional Conditions

Data Freshness Timeline

(refreshed 7× in last 7d / 7× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 17:37 UTCEG score recompute
2026-05-24 17:37 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-3280?

CVE-2023-3280 is a medium vulnerability published on September 13, 2023. A problem with a protection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices allows a local user to disable the agent.

When was CVE-2023-3280 disclosed?

CVE-2023-3280 was first published in the National Vulnerability Database on September 13, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-3280 actively exploited?

CVE-2023-3280 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 21.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-3280?

CVE-2023-3280 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2023-3280?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-3280, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-3280

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Is Your Infrastructure Affected by CVE-2023-3280?

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CVE-2023-3280

📅 Published

🔄 Last Modified

🔗 References (2)