CVE-2006-4906: SQL injection vulnerability in modules/calendar/week.php in More.groupware 0.74 allows remote attackers to exe

This month

HIGH 7.5DOWNGRADE

CVE-2006-4906 is a high-severity flaw (CVSS 7.5) affecting more.groupware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in modules/calendar/week.php in More.groupware 0.74 allows remote attackers to execute arbitrary SQL commands via the new_calendarid parameter.

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	2.4% (top 16%)
CISA exploited list	No
Published	2006-09-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: marc logemann

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

Am I affected?

Timeline

2006-09-21 00:07 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

marc logemann more.groupware DOWNGRADE

Affected: 0.74

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.74

1. Check installed version

apt-cache policy more.groupware || rpm -q more.groupware || more.groupware --version

2. No fixed release: DOWNGRADE to a release before 0.74 (Debian / Ubuntu)

apt-cache madison more.groupware sudo apt install more.groupware=<VERSION_BEFORE_0.74> sudo apt-mark hold more.groupware

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

dnf --showduplicates list more.groupware sudo dnf downgrade more.groupware-<VERSION_BEFORE_0.74> sudo dnf versionlock add more.groupware

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: more.groupware 0.74 - 'new_calendarid' 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-2006-4906?

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

Is CVE-2006-4906 being exploited?

CVE-2006-4906 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-2006-4906 affect?

CVE-2006-4906 affects more.groupware. Severity is high (CVSS 7.5). SQL injection vulnerability in modules/calendar/week.php in More.groupware 0.74 allows remote attackers to execute arbitrary SQL commands via the new_calendarid parameter.

How urgent is CVE-2006-4906?

Priority 52/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2001-1296 MEDIUM 5.0 DOWNGRADE More.groupware PHP script allows remote attackers to include arbitrary files from remote web sites via an HTTP

References

← Back to latest CVEs