CVE-2007-3050: Session fixation vulnerability in chameleon cms 3.0 and earlier allows remote attackers to hijack web sessions

Q: How do I fix CVE-2007-3050?

chameleon cms: upgrade to newer than 3.0. Exact commands for each OS are on this page.

Q: Is CVE-2007-3050 being exploited?

CVE-2007-3050 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-2007-3050 affect?

CVE-2007-3050 affects chameleon cms. Severity is high (CVSS 7.5). Session fixation vulnerability in chameleon cms 3.0 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.

This month

HIGH 7.5UPGRADE

CVE-2007-3050 is a high-severity flaw (CVSS 7.5) affecting chameleon cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Session fixation vulnerability in chameleon cms 3.0 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-287
Published	2007-06-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: chameleon cms

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

Am I affected?

Timeline

2007-06-06 01:30 UTCPublished CVE record published
2026-06-16 22:40 UTCUpdated Record last modified

chameleon cms chameleon cms UPGRADE

Affected: <= 3.0

Fixed in: newer than 3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy chameleon-cms || rpm -q chameleon-cms || chameleon-cms --version

2. UPGRADE to newer than 3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade chameleon-cms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade chameleon-cms

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-2007-3050?

chameleon cms: upgrade to newer than 3.0. Exact commands for each OS are on this page.

Is CVE-2007-3050 being exploited?

CVE-2007-3050 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-2007-3050 affect?

CVE-2007-3050 affects chameleon cms. Severity is high (CVSS 7.5). Session fixation vulnerability in chameleon cms 3.0 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.

How urgent is CVE-2007-3050?

Priority 45/100. High severity

References

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