How severe is CVE-2025-4879?

CVE-2025-4879 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-2025-4879 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-4879?

CVE-2025-4879 primarily affects Citrix Workspace. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-4879?

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-2025-4879 have an EU (EUVD) identifier?

Yes. CVE-2025-4879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18569.

When was CVE-2025-4879 published?

CVE-2025-4879 was published on 2025-06-17 and last updated on 2026-06-17.

CVE-2025-4879

CVE-2025-4879 is a high-severity vulnerability in Citrix Workspace 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-269.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 7.3
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-18569
Weakness: CWE-269
Affected product: Citrix Workspace
Published: 2025-06-17
Last modified: 2026-06-17

Description

Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Citrix Workspace app for Windows

Frequently asked questions

What is CVE-2025-4879?: Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Citrix Workspace app for Windows
How severe is CVE-2025-4879?: CVE-2025-4879 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-2025-4879 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4879?: CVE-2025-4879 primarily affects Citrix Workspace. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-4879?: 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-2025-4879 have an EU (EUVD) identifier?: Yes. CVE-2025-4879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18569.
When was CVE-2025-4879 published?: CVE-2025-4879 was published on 2025-06-17 and last updated on 2026-06-17.

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694718

Affected products (6)

cpe:2.3:a:citrix:workspace:*:*:*:*:ltsr:windows:*:*
cpe:2.3:a:citrix:workspace:*:*:*:*:-:windows:*:*
cpe:2.3:a:citrix:workspace:2402:-:*:*:ltsr:windows:*:*
cpe:2.3:a:citrix:workspace:2402:cu1:*:*:ltsr:windows:*:*
cpe:2.3:a:citrix:workspace:2402:cu2:*:*:ltsr:windows:*:*
cpe:2.3:a:citrix:workspace:2402:cu3:*:*:ltsr:windows:*:*

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