CVE-2006-6799: SQL injection vulnerability in Cacti 0.8.6i and earlier, when register_argc_argv is enabled, allows remote att

Q: How do I fix CVE-2006-6799?

cacti: upgrade to newer than 0.8.6i. Exact commands for each OS are on this page.

Q: Is CVE-2006-6799 being exploited?

CVE-2006-6799 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-2006-6799 affect?

CVE-2006-6799 affects cacti. Severity is high (CVSS 7.5). SQL injection vulnerability in Cacti 0.8.6i and earlier, when register_argc_argv is enabled, allows remote attackers to execute arbitrary SQL commands via the (1) second or (2) third arguments to cmd.php. NOTE: this issue can be leveraged

This month

HIGH 7.5UPGRADE

CVE-2006-6799 is a high-severity flaw (CVSS 7.5) affecting cacti. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in Cacti 0.8.6i and earlier, when register_argc_argv is enabled, allows remote attackers to execute arbitrary SQL commands via the (1) second or (2) third arguments to cmd.php. NOTE: this issue can be leveraged to execute arbitrary commands since the SQL query results are later used in the polling_items array and popen function.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.6% (top 15%)
CISA exploited list	No
Published	2006-12-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: the cacti group

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

Am I affected?

Timeline

2006-12-28 21:28 UTCPublished CVE record published
2026-06-16 22:33 UTCUpdated Record last modified

the cacti group cacti UPGRADE

Affected: <= 0.8.6i

Fixed in: newer than 0.8.6i

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.8.6i (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade cacti

Note

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

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-2006-6799?

cacti: upgrade to newer than 0.8.6i. Exact commands for each OS are on this page.

Is CVE-2006-6799 being exploited?

CVE-2006-6799 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-2006-6799 affect?

CVE-2006-6799 affects cacti. Severity is high (CVSS 7.5). SQL injection vulnerability in Cacti 0.8.6i and earlier, when register_argc_argv is enabled, allows remote attackers to execute arbitrary SQL commands via the (1) second or (2) third arguments to cmd.php. NOTE: this issue can be leveraged

How urgent is CVE-2006-6799?

Priority 48/100. High severity

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-66399 HIGH 8.8 UPGRADE Cacti is an open source performance and fault management framework
CVE-2005-10004 HIGH 8.8 UPGRADE Cacti versions prior to 0.8.6-d contain a remote command execution vulnerability in the graph_view.php script
CVE-2026-40083 HIGH 7.2 UPGRADE Cacti is an open source performance and fault management framework
CVE-2026-40080 MEDIUM 6.1 UPGRADE Cacti is an open source performance and fault management framework
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References

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