CVE-2008-6596: SQL injection vulnerability in admin/index.php in PHCDownload 1.1 allows remote attackers to execute arbitrary

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HIGH 7.5DOWNGRADE

CVE-2008-6596 is a high-severity flaw (CVSS 7.5) affecting phcdownload. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in admin/index.php in PHCDownload 1.1 allows remote attackers to execute arbitrary SQL commands via the hash parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

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	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-89
Published	2009-04-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpcredo

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

Am I affected?

Timeline

2009-04-03 18:30 UTCPublished CVE record published
2026-06-16 23:02 UTCUpdated Record last modified

phpcredo phcdownload DOWNGRADE

Affected: 1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.1 (Debian / Ubuntu)

apt-cache madison phcdownload sudo apt install phcdownload=<VERSION_BEFORE_1.1> sudo apt-mark hold phcdownload

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

dnf --showduplicates list phcdownload sudo dnf downgrade phcdownload-<VERSION_BEFORE_1.1> sudo dnf versionlock add phcdownload

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: PHCDownload 1.1 - '/admin/index.php?hash' SQL Injection

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-2008-6596?

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

Is CVE-2008-6596 being exploited?

CVE-2008-6596 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-2008-6596 affect?

CVE-2008-6596 affects phcdownload. Severity is high (CVSS 7.5). SQL injection vulnerability in admin/index.php in PHCDownload 1.1 allows remote attackers to execute arbitrary SQL commands via the hash parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from t

How urgent is CVE-2008-6596?

Priority 48/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-6597 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in upload/install/index.php in PHCDownload 1.1 allows remote attacker

References

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