CVE-2006-6348: Cross-site scripting (XSS) vulnerability in board.php in mowdBB RC-6 allows remote attackers to inject arbitra

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MEDIUM 6.8DOWNGRADE

CVE-2006-6348 is a medium-severity flaw (CVSS 6.8) affecting mowdbb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in board.php in mowdBB RC-6 allows remote attackers to inject arbitrary web script or HTML via the forum_name[] parameter.

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	1.2% (top 31%)
CISA exploited list	No
Published	2006-12-07
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mowdbb

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

Am I affected?

Timeline

2006-12-07 01:28 UTCPublished CVE record published
2026-06-16 22:32 UTCUpdated Record last modified

mowdbb mowdbb DOWNGRADE

Affected: rc6

Fixed in: no fixed release known

Safe to downgrade to: a release before rc6

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before rc6 (Debian / Ubuntu)

apt-cache madison mowdbb sudo apt install mowdbb=<VERSION_BEFORE_rc6> sudo apt-mark hold mowdbb

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

dnf --showduplicates list mowdbb sudo dnf downgrade mowdbb-<VERSION_BEFORE_rc6> sudo dnf versionlock add mowdbb

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-2006-6348?

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

Is CVE-2006-6348 being exploited?

CVE-2006-6348 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-2006-6348 affect?

CVE-2006-6348 affects mowdbb. Severity is medium (CVSS 6.8). Cross-site scripting (XSS) vulnerability in board.php in mowdBB RC-6 allows remote attackers to inject arbitrary web script or HTML via the forum_name[] parameter.

How urgent is CVE-2006-6348?

Priority 41/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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