CVE-2005-0794: ZPanel 2.0 and 2.5 beta 10 does not remove or protect installation scripts after they have been used, which al

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MEDIUM 6.4DOWNGRADE

CVE-2005-0794 is a medium-severity flaw (CVSS 6.4) affecting zpanel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ZPanel 2.0 and 2.5 beta 10 does not remove or protect installation scripts after they have been used, which allows remote attackers to reinstall the software and possibly cause a denial of service via a direct request to install.php.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.4 (Medium)
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Published	2005-03-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zpanel

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-03-15 05:00 UTCPublished CVE record published
2026-06-16 22:11 UTCUpdated Record last modified

zpanel zpanel DOWNGRADE

Affected: 2.0 · 2.5_beta10

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison zpanel sudo apt install zpanel=<VERSION_BEFORE_2.0> sudo apt-mark hold zpanel

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

dnf --showduplicates list zpanel sudo dnf downgrade zpanel-<VERSION_BEFORE_2.0> sudo dnf versionlock add zpanel

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-2005-0794?

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

Is CVE-2005-0794 being exploited?

CVE-2005-0794 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-2005-0794 affect?

CVE-2005-0794 affects zpanel. Severity is medium (CVSS 6.4). ZPanel 2.0 and 2.5 beta 10 does not remove or protect installation scripts after they have been used, which allows remote attackers to reinstall the software and possibly cause a denial of service via a direct request to install.php.

How urgent is CVE-2005-0794?

Priority 41/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

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References

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