CVE-2006-3662: SQL injection vulnerability in index.php in ATutor 1.5.3 allows remote attackers to execute arbitrary SQL comm

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HIGH 7.5DOWNGRADE

CVE-2006-3662 is a high-severity flaw (CVSS 7.5) affecting atutor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in index.php in ATutor 1.5.3 allows remote attackers to execute arbitrary SQL commands via the fid parameter. NOTE: this issue has been disputed by the vendor, who states "The mentioned SQL injection vulnerability is not possible." However, the relevant source code suggests that this issue may be legitimate, and the parameter is cleansed in 1.5.3.1

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	1.2% (top 31%)
CISA exploited list	No
Published	2006-07-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: adaptive technology resource centre

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

Am I affected?

Timeline

2006-07-18 15:47 UTCPublished CVE record published
2026-06-16 22:27 UTCUpdated Record last modified

adaptive technology resource centre atutor DOWNGRADE

Affected: 1.5.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.5.3 (Debian / Ubuntu)

apt-cache madison atutor sudo apt install atutor=<VERSION_BEFORE_1.5.3> sudo apt-mark hold atutor

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

dnf --showduplicates list atutor sudo dnf downgrade atutor-<VERSION_BEFORE_1.5.3> sudo dnf versionlock add atutor

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: ATutor 1.5.3 - Multiple Input Validation Vulnerabilities

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-2006-3662?

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

Is CVE-2006-3662 being exploited?

CVE-2006-3662 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-2006-3662 affect?

CVE-2006-3662 affects atutor. Severity is high (CVSS 7.5). SQL injection vulnerability in index.php in ATutor 1.5.3 allows remote attackers to execute arbitrary SQL commands via the fid parameter. NOTE: this issue has been disputed by the vendor, who states "The mentioned SQL injection vulnerabilit

How urgent is CVE-2006-3662?

Priority 49/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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