CVE-2006-2809: Multiple cross-site scripting (XSS) vulnerabilities in index.php in ar-blog 5.2 allow remote attackers to inje

This month

MEDIUM 6.8DOWNGRADE

CVE-2006-2809 is a medium-severity flaw (CVSS 6.8) affecting ar-blog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in index.php in ar-blog 5.2 allow remote attackers to inject arbitrary web script or HTML via the (1) count parameter, and possibly the (2) next, (3) Year_the_news, and (4) mo parameters. NOTE: the year and month vectors are already covered by CVE-2006-0333.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2006-06-05
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ar-blog

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

Am I affected?

Timeline

2006-06-05 17:02 UTCPublished CVE record published
2026-06-16 22:25 UTCUpdated Record last modified

ar-blog ar-blog DOWNGRADE

Affected: 5.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.2

1. Check installed version

apt-cache policy ar-blog || rpm -q ar-blog || ar-blog --version

2. No fixed release: DOWNGRADE to a release before 5.2 (Debian / Ubuntu)

apt-cache madison ar-blog sudo apt install ar-blog=<VERSION_BEFORE_5.2> sudo apt-mark hold ar-blog

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

dnf --showduplicates list ar-blog sudo dnf downgrade ar-blog-<VERSION_BEFORE_5.2> sudo dnf versionlock add ar-blog

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-2006-2809?

ar-blog: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-2809 being exploited?

CVE-2006-2809 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-2006-2809 affect?

CVE-2006-2809 affects ar-blog. Severity is medium (CVSS 6.8). Multiple cross-site scripting (XSS) vulnerabilities in index.php in ar-blog 5.2 allow remote attackers to inject arbitrary web script or HTML via the (1) count parameter, and possibly the (2) next, (3) Year_the_news, and (4) mo parameters.

How urgent is CVE-2006-2809?

Priority 41/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-0333 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in ar-blog 5.2 allows remote attackers to inject arbitrary web script
CVE-2005-3495 HIGH 7.5 UPGRADE Ar-blog 5.2 and earlier allows remote attackers to bypass authentication by modifying cookies.
CVE-2005-3494 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in Ar-blog 5.2 and earlier allows remote attackers to inject arbitrar

References

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