CVE-2025-34191: Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior t

Q: How do I fix CVE-2025-34191?

virtual appliance application: upgrade to 20.0.1923; virtual appliance host: upgrade to 22.0.843. Exact commands for each OS are on this page.

Q: Is CVE-2025-34191 being exploited?

CVE-2025-34191 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-2025-34191 affect?

CVE-2025-34191 affects virtual appliance application, virtual appliance host. Severity is high (CVSS 8.4). Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior to 20.0.1923 (macOS/Linux client deployments) contain an arbitrary file write vulnerability via the response file handling. When ta

Q: How urgent is CVE-2025-34191?

Priority 40/100. High severity; Public exploit reference

This month

HIGH 8.4UPGRADEUPGRADE

CVE-2025-34191 is a high-severity flaw (CVSS 8.4) affecting virtual appliance application, virtual appliance host. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior to 20.0.1923 (macOS/Linux client deployments) contain an arbitrary file write vulnerability via the response file handling. When tasks produce output the service writes response data into files under /opt/PrinterInstallerClient/tmp/responses/ reusing the requested filename. The service follows symbolic links in the responses directory and

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.4 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-59, CWE-276
Published	2025-09-19
Last modified	2026-10-18

Publisher (CNA): VulnCheck · Vendor: vasion

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-19 19:15 UTCPublished CVE record published
2026-10-18 21:10 UTCUpdated Record last modified

vasion virtual appliance application UPGRADE

Affected: < 20.0.1923

Fixed in: 20.0.1923

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy virtual-appliance-application || rpm -q virtual-appliance-application || virtual-appliance-application --version

2. UPGRADE to 20.0.1923 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade virtual-appliance-application

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade virtual-appliance-application

Note

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

vasion virtual appliance host UPGRADE

Affected: < 22.0.843

Fixed in: 22.0.843

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy virtual-appliance-host || rpm -q virtual-appliance-host || virtual-appliance-host --version

2. UPGRADE to 22.0.843 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade virtual-appliance-host

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade virtual-appliance-host

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-2025-34191?

virtual appliance application: upgrade to 20.0.1923; virtual appliance host: upgrade to 22.0.843. Exact commands for each OS are on this page.

Is CVE-2025-34191 being exploited?

CVE-2025-34191 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-2025-34191 affect?

CVE-2025-34191 affects virtual appliance application, virtual appliance host. Severity is high (CVSS 8.4). Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior to 20.0.1923 (macOS/Linux client deployments) contain an arbitrary file write vulnerability via the response file handling. When ta

How urgent is CVE-2025-34191?

Priority 40/100. High severity; Public exploit reference

Software pages

macOS vulnerabilities

Related CVEs

CVE-2025-34221 CRITICAL 9.8 UPGRADE UPGRADE Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 25.2.169 and Application prior to
CVE-2025-34205 CRITICAL 9.8 UPGRADE UPGRADE Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.843 and Application prior t
CVE-2025-34223 CRITICAL 9.8 UPGRADE UPGRADE Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 22.0.1049 and Application prior t
CVE-2025-34218 CRITICAL 9.8 UPGRADE UPGRADE Vasion Print (formerly PrinterLogic) Virtual Appliance Host prior to version 22.0.1049 and Application prior t
CVE-2025-34203 CRITICAL 9.8 UPGRADE UPGRADE Vasion Print (formerly PrinterLogic) Virtual Appliance Host versions prior to 22.0.1002 and Application versio

References

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