How severe is CVE-2025-0121?

CVE-2025-0121 has a CVSS 4.0 base score of 6.8, rated medium severity.

Is CVE-2025-0121 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-0121?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-0121 have an EU (EUVD) identifier?

Yes. CVE-2025-0121 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15139.

When was CVE-2025-0121 published?

CVE-2025-0121 was published on 2025-04-11 and last updated on 2026-06-17.

CVE-2025-0121

CVE-2025-0121 is a medium-severity vulnerability with a CVSS 4.0 base score of 6.8. 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-476.

Key facts

Severity: Medium (CVSS 4.0 base score 6.8)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15139
Weakness: CWE-476
Published: 2025-04-11
Last modified: 2026-06-17

Description

A null pointer dereference vulnerability in the Palo Alto Networks Cortex® XDR agent on Windows devices allows a low-privileged local Windows user to crash the agent. Additionally, malware can use this vulnerability to perform malicious activity without Cortex XDR being able to detect it.

Frequently asked questions

What is CVE-2025-0121?: A null pointer dereference vulnerability in the Palo Alto Networks Cortex® XDR agent on Windows devices allows a low-privileged local Windows user to crash the agent. Additionally, malware can use this vulnerability to perform malicious activity without Cortex XDR being able to detect it.
How severe is CVE-2025-0121?: CVE-2025-0121 has a CVSS 4.0 base score of 6.8, rated medium severity.
Is CVE-2025-0121 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-0121?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-0121 have an EU (EUVD) identifier?: Yes. CVE-2025-0121 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15139.
When was CVE-2025-0121 published?: CVE-2025-0121 was published on 2025-04-11 and last updated on 2026-06-17.

References

https://security.paloaltonetworks.com/CVE-2025-0121

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