CVE-2025-6759: Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Windows Virtual Delivery

Q: How do I fix CVE-2025-6759?

virtual apps and desktops: upgrade to 2503. Exact commands for each OS are on this page.

Q: Is CVE-2025-6759 being exploited?

CVE-2025-6759 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-6759 affect?

CVE-2025-6759 affects virtual apps and desktops. Severity is high (CVSS 7.8). Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Windows Virtual Delivery Agent for CVAD and Citrix DaaS

Routine

HIGH 7.8UPGRADE

CVE-2025-6759 is a high-severity flaw (CVSS 7.8) affecting virtual apps and desktops. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Windows Virtual Delivery Agent for CVAD and Citrix DaaS

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-269
Published	2025-07-08
Last modified	2026-06-17

Publisher (CNA): Citrix Systems, Inc. · Vendor: citrix

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-08 22:15 UTCPublished CVE record published
2026-06-17 10:02 UTCUpdated Record last modified

citrix virtual apps and desktops UPGRADE

Affected: < 2503 · 2402 · 2402 cu1 · 2402 cu2

Fixed in: 2503

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy virtual-apps-and-desktops || rpm -q virtual-apps-and-desktops || virtual-apps-and-desktops --version

2. UPGRADE to 2503 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade virtual-apps-and-desktops

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade virtual-apps-and-desktops

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-6759?

virtual apps and desktops: upgrade to 2503. Exact commands for each OS are on this page.

Is CVE-2025-6759 being exploited?

CVE-2025-6759 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-6759 affect?

CVE-2025-6759 affects virtual apps and desktops. Severity is high (CVSS 7.8). Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Windows Virtual Delivery Agent for CVAD and Citrix DaaS

How urgent is CVE-2025-6759?

Priority 31/100. High severity

Software pages

Windows vulnerabilities · Citrix vulnerabilities

Related CVEs

CVE-2024-6151 HIGH 7.8 UPGRADE Local Privilege escalation allows a low-privileged user to gain SYSTEM privileges in Virtual Delivery Agent fo
CVE-2023-6184 MEDIUM 5.0 UPGRADE Cross SiteScripting vulnerability in Citrix Session Recording allows attacker to perform Cross Site Scripting

References

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