CVE-2009-0807: zFeeder 1.6 allows remote attackers to gain administrative access via a direct request to admin.php.

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HIGH 7.5DOWNGRADE

CVE-2009-0807 is a high-severity flaw (CVSS 7.5) affecting zfeeder. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

zFeeder 1.6 allows remote attackers to gain administrative access via a direct request to admin.php.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-264
Published	2009-03-04
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: zfeeder

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

Am I affected?

Timeline

2009-03-04 17:30 UTCPublished CVE record published
2026-06-16 23:05 UTCUpdated Record last modified

zfeeder zfeeder DOWNGRADE

Affected: 1.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.6 (Debian / Ubuntu)

apt-cache madison zfeeder sudo apt install zfeeder=<VERSION_BEFORE_1.6> sudo apt-mark hold zfeeder

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

dnf --showduplicates list zfeeder sudo dnf downgrade zfeeder-<VERSION_BEFORE_1.6> sudo dnf versionlock add zfeeder

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: zFeeder 1.6 - 'admin.php' Admin Bypass

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-2009-0807?

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

Is CVE-2009-0807 being exploited?

CVE-2009-0807 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-2009-0807 affect?

CVE-2009-0807 affects zfeeder. Severity is high (CVSS 7.5). zFeeder 1.6 allows remote attackers to gain administrative access via a direct request to admin.php.

How urgent is CVE-2009-0807?

Priority 52/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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