CVE-2006-0610: Multiple SQL injection vulnerabilities in 2200net Calendar system 1.2, with gpc_magic_quotes disabled, allow r

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HIGH 7.5DOWNGRADE

CVE-2006-0610 is a high-severity flaw (CVSS 7.5) affecting 2200net calendar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple SQL injection vulnerabilities in 2200net Calendar system 1.2, with gpc_magic_quotes disabled, allow remote attackers to execute arbitrary SQL commands and bypass authentication via (1) the fm_data[id] parameter to calendar.php and (2) the $ad['acc'] variable in adminlogin.php.

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	1.9% (top 20%)
CISA exploited list	No
Published	2006-02-09
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: 2200net

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

Am I affected?

Timeline

2006-02-09 00:02 UTCPublished CVE record published
2026-06-16 22:20 UTCUpdated Record last modified

2200net 2200net calendar DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

apt-cache policy 2200net-calendar || rpm -q 2200net-calendar || 2200net-calendar --version

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison 2200net-calendar sudo apt install 2200net-calendar=<VERSION_BEFORE_1.2> sudo apt-mark hold 2200net-calendar

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

dnf --showduplicates list 2200net-calendar sudo dnf downgrade 2200net-calendar-<VERSION_BEFORE_1.2> sudo dnf versionlock add 2200net-calendar

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-2006-0610?

2200net calendar: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-0610 being exploited?

CVE-2006-0610 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-2006-0610 affect?

CVE-2006-0610 affects 2200net calendar. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in 2200net Calendar system 1.2, with gpc_magic_quotes disabled, allow remote attackers to execute arbitrary SQL commands and bypass authentication via (1) the fm_data[id] parameter to calendar.php and

How urgent is CVE-2006-0610?

Priority 46/100. High severity

Software pages

PHP vulnerabilities

References

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