CVE-2006-3820: Cross-site scripting (XSS) vulnerability in loudblog/index.php in Loudblog before 0.5 allows remote attackers

Routine

MEDIUM 4.3DOWNGRADE

CVE-2006-3820 is a medium-severity flaw (CVSS 4.3) affecting loudblog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in loudblog/index.php in Loudblog before 0.5 allows remote attackers to inject arbitrary web script or HTML via the page parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	1.3% (top 30%)
CISA exploited list	No
Published	2006-07-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: gerrit van aaken

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

Am I affected?

Timeline

2006-07-25 13:22 UTCPublished CVE record published
2026-06-16 22:27 UTCUpdated Record last modified

gerrit van aaken loudblog DOWNGRADE

Affected: 0.1 · 0.2 · 0.3 · 0.4 · 0.41

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.1 (Debian / Ubuntu)

apt-cache madison loudblog sudo apt install loudblog=<VERSION_BEFORE_0.1> sudo apt-mark hold loudblog

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

dnf --showduplicates list loudblog sudo dnf downgrade loudblog-<VERSION_BEFORE_0.1> sudo dnf versionlock add loudblog

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-2006-3820?

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

Is CVE-2006-3820 being exploited?

CVE-2006-3820 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-2006-3820 affect?

CVE-2006-3820 affects loudblog. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in loudblog/index.php in Loudblog before 0.5 allows remote attackers to inject arbitrary web script or HTML via the page parameter.

How urgent is CVE-2006-3820?

Priority 33/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-6077 MEDIUM 6.5 UPGRADE SQL injection vulnerability in loudblog/ajax.php in LoudBlog 0.8.0a and earlier allows remote authenticated us
CVE-2008-0139 MEDIUM 6.8 UPGRADE Eval injection vulnerability in loudblog/inc/parse_old.php in Loudblog 0.8.0 and earlier allows remote attacke
CVE-2006-3832 HIGH 7.5 DOWNGRADE SQL injection vulnerability in index.php in Gerrit van Aaken Loudblog 0.5 and earlier allows remote attackers
CVE-2006-1114 MEDIUM 6.4 DOWNGRADE Multiple directory traversal vulnerabilities in Loudblog before 0.42 allow remote attackers to read or include
CVE-2006-1113 MEDIUM 5.0 DOWNGRADE SQL injection vulnerability in podcast.php in Loudblog before 0.42 allows remote attackers to execute arbitrar

References

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