CVE-2006-5928: Multiple PHP remote file inclusion vulnerabilities in Phpjobscheduler 3.0 allow remote attackers to execute ar

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HIGH 7.5DOWNGRADE

CVE-2006-5928 is a high-severity flaw (CVSS 7.5) affecting phpjobscheduler. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in Phpjobscheduler 3.0 allow remote attackers to execute arbitrary PHP code via a URL in the installed_config_file parameter to (1) add-modify.php, (2) delete.php, (3) modify.php, and (4) phpjobscheduler.php.

Why this priority

High severity
EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	7.0% (top 6%)
CISA exploited list	No
Published	2006-11-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpjobscheduler

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

Am I affected?

Timeline

2006-11-16 00:07 UTCPublished CVE record published
2026-06-16 22:32 UTCUpdated Record last modified

phpjobscheduler phpjobscheduler DOWNGRADE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0 (Debian / Ubuntu)

apt-cache madison phpjobscheduler sudo apt install phpjobscheduler=<VERSION_BEFORE_3.0> sudo apt-mark hold phpjobscheduler

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

dnf --showduplicates list phpjobscheduler sudo dnf downgrade phpjobscheduler-<VERSION_BEFORE_3.0> sudo dnf versionlock add phpjobscheduler

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: Phpjobscheduler 3.0 - 'installed_config_file' File Inclusion

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-2006-5928?

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

Is CVE-2006-5928 being exploited?

CVE-2006-5928 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-2006-5928 affect?

CVE-2006-5928 affects phpjobscheduler. Severity is high (CVSS 7.5). Multiple PHP remote file inclusion vulnerabilities in Phpjobscheduler 3.0 allow remote attackers to execute arbitrary PHP code via a URL in the installed_config_file parameter to (1) add-modify.php, (2) delete.php, (3) modify.php, and (4) p

How urgent is CVE-2006-5928?

Priority 55/100. High severity; EPSS top 6%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-5929 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in firepjs.php in Phpjobscheduler 3.0 allows remote attackers to execu

References

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