CVE-2006-3143: Cross-site scripting (XSS) vulnerability in icue_login.asp in Maximus SchoolMAX 4.0.1 and earlier iCue and iPa

Routine

MEDIUM 4.0DOWNGRADE

CVE-2006-3143 is a medium-severity flaw (CVSS 4.0) affecting schoolmax. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in icue_login.asp in Maximus SchoolMAX 4.0.1 and earlier iCue and iParent applications allows remote attackers to inject arbitrary web script or HTML via the error_msg parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.0 (Medium)
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Published	2006-06-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: maximus

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

Am I affected?

Timeline

2006-06-22 22:06 UTCPublished CVE record published
2026-06-16 22:26 UTCUpdated Record last modified

maximus schoolmax DOWNGRADE

Affected: 4.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.0.1 (Debian / Ubuntu)

apt-cache madison schoolmax sudo apt install schoolmax=<VERSION_BEFORE_4.0.1> sudo apt-mark hold schoolmax

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

dnf --showduplicates list schoolmax sudo dnf downgrade schoolmax-<VERSION_BEFORE_4.0.1> sudo dnf versionlock add schoolmax

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: Maximus SchoolMAX 4.0.1 - 'Error_msg' Cross-Site Scripting

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-2006-3143?

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

Is CVE-2006-3143 being exploited?

CVE-2006-3143 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-2006-3143 affect?

CVE-2006-3143 affects schoolmax. Severity is medium (CVSS 4.0). Cross-site scripting (XSS) vulnerability in icue_login.asp in Maximus SchoolMAX 4.0.1 and earlier iCue and iParent applications allows remote attackers to inject arbitrary web script or HTML via the error_msg parameter.

How urgent is CVE-2006-3143?

Priority 39/100. Public exploit reference

References

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