CVE-2023-47097: A Stored Cross-Site Scripting (XSS) vulnerability in the Server Template under System Setting in Virtualmin 7.

Routine

MEDIUM 5.4DOWNGRADE

CVE-2023-47097 is a medium-severity flaw (CVSS 5.4) affecting virtualmin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Stored Cross-Site Scripting (XSS) vulnerability in the Server Template under System Setting in Virtualmin 7.7 allows remote attackers to inject arbitrary web script or HTML via the Template name field while creating server templates.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-79
Published	2023-11-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: virtualmin

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

Am I affected?

Timeline

2023-11-01 00:15 UTCPublished CVE record published
2026-06-17 06:32 UTCUpdated Record last modified

virtualmin virtualmin DOWNGRADE

Affected: 7.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.7

1. Check installed version

apt-cache policy virtualmin || rpm -q virtualmin || virtualmin --version

2. No fixed release: DOWNGRADE to a release before 7.7 (Debian / Ubuntu)

apt-cache madison virtualmin sudo apt install virtualmin=<VERSION_BEFORE_7.7> sudo apt-mark hold virtualmin

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list virtualmin sudo dnf downgrade virtualmin-<VERSION_BEFORE_7.7> sudo dnf versionlock add virtualmin

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2023-47097?

virtualmin: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-47097 being exploited?

CVE-2023-47097 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-2023-47097 affect?

CVE-2023-47097 affects virtualmin. Severity is medium (CVSS 5.4). A Stored Cross-Site Scripting (XSS) vulnerability in the Server Template under System Setting in Virtualmin 7.7 allows remote attackers to inject arbitrary web script or HTML via the Template name field while creating server templates.

How urgent is CVE-2023-47097?

Priority 33/100. Public exploit reference

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References

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