CVE-2006-1853: Multiple SQL injection vulnerabilities in ModernBill 4.3.2 and earlier allow remote attackers or administrator

Q: How do I fix CVE-2006-1853?

modernbill: upgrade to newer than 4.3.2. Exact commands for each OS are on this page.

Q: Is CVE-2006-1853 being exploited?

CVE-2006-1853 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2006-1853 affect?

CVE-2006-1853 affects modernbill. Severity is medium (CVSS 6.5). Multiple SQL injection vulnerabilities in ModernBill 4.3.2 and earlier allow remote attackers or administrators to execute arbitrary SQL commands via the (1) id parameter in (a) user.php, or (2) where and (3) order parameters to (b) admin.p

Q: How urgent is CVE-2006-1853?

Priority 43/100. Public exploit reference

This month

MEDIUM 6.5UPGRADE

CVE-2006-1853 is a medium-severity flaw (CVSS 6.5) affecting modernbill. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple SQL injection vulnerabilities in ModernBill 4.3.2 and earlier allow remote attackers or administrators to execute arbitrary SQL commands via the (1) id parameter in (a) user.php, or (2) where and (3) order parameters to (b) admin.php.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Published	2006-04-19
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: moderngigabyte

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

Am I affected?

Timeline

2006-04-19 16:06 UTCPublished CVE record published
2026-06-16 22:23 UTCUpdated Record last modified

moderngigabyte modernbill UPGRADE

Affected: <= 4.3.2

Fixed in: newer than 4.3.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 4.3.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade modernbill

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade modernbill

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: ModernBill 4.3 - 'user.php' 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-2006-1853?

modernbill: upgrade to newer than 4.3.2. Exact commands for each OS are on this page.

Is CVE-2006-1853 being exploited?

CVE-2006-1853 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-2006-1853 affect?

CVE-2006-1853 affects modernbill. Severity is medium (CVSS 6.5). Multiple SQL injection vulnerabilities in ModernBill 4.3.2 and earlier allow remote attackers or administrators to execute arbitrary SQL commands via the (1) id parameter in (a) user.php, or (2) where and (3) order parameters to (b) admin.p

How urgent is CVE-2006-1853?

Priority 43/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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