CVE-2006-4557: PHP remote file inclusion vulnerability in plugins/plugins.php in Bob Jewell Discloser 0.0.4 allows remote att

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HIGH 7.5DOWNGRADE

CVE-2006-4557 is a high-severity flaw (CVSS 7.5) affecting discloser. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in plugins/plugins.php in Bob Jewell Discloser 0.0.4 allows remote attackers to execute arbitrary PHP code via a URL in the type parameter. NOTE: another researcher has stated that an attacker cannot control the type parameter. As of 20060901, CVE analysis concurs with the dispute

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Published	2006-09-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: robert jewell

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

Am I affected?

Timeline

2006-09-06 00:04 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

robert jewell discloser DOWNGRADE

Affected: 0.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.4

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.0.4 (Debian / Ubuntu)

apt-cache madison discloser sudo apt install discloser=<VERSION_BEFORE_0.0.4> sudo apt-mark hold discloser

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

dnf --showduplicates list discloser sudo dnf downgrade discloser-<VERSION_BEFORE_0.0.4> sudo dnf versionlock add discloser

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-2006-4557?

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

Is CVE-2006-4557 being exploited?

CVE-2006-4557 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-2006-4557 affect?

CVE-2006-4557 affects discloser. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in plugins/plugins.php in Bob Jewell Discloser 0.0.4 allows remote attackers to execute arbitrary PHP code via a URL in the type parameter. NOTE: another researcher has stated that an attacker cannot

How urgent is CVE-2006-4557?

Priority 45/100. High severity

Software pages

PHP vulnerabilities

Related CVEs

CVE-2009-4719 HIGH 7.5 DOWNGRADE SQL injection vulnerability in index.php in Discloser 0.0.4 rc2 allows remote attackers to execute arbitrary S
CVE-2006-4207 HIGH 7.5 UPGRADE Multiple PHP remote file inclusion vulnerabilities in Bob Jewell Discloser 0.0.4 and earlier allow remote atta

References

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