CVE-2006-3241: Cross-site scripting (XSS) vulnerability in messages.php in XennoBB 1.0.5 and earlier allows remote attackers

Routine

LOW 2.6DOWNGRADE

CVE-2006-3241 is a low-severity flaw (CVSS 2.6) affecting xennobb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in messages.php in XennoBB 1.0.5 and earlier allows remote attackers to inject arbitrary web script or HTML via the tid parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	2.6 (Low)
EPSS exploit chance	1.2% (top 32%)
CISA exploited list	No
Published	2006-06-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: xennobb

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

Am I affected?

Timeline

2006-06-27 10:05 UTCPublished CVE record published
2026-06-16 22:26 UTCUpdated Record last modified

xennobb xennobb DOWNGRADE

Affected: 1.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.4 · 1.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison xennobb sudo apt install xennobb=<VERSION_BEFORE_1.0> sudo apt-mark hold xennobb

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

dnf --showduplicates list xennobb sudo dnf downgrade xennobb-<VERSION_BEFORE_1.0> sudo dnf versionlock add xennobb

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-2006-3241?

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

Is CVE-2006-3241 being exploited?

CVE-2006-3241 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-2006-3241 affect?

CVE-2006-3241 affects xennobb. Severity is low (CVSS 2.6). Cross-site scripting (XSS) vulnerability in messages.php in XennoBB 1.0.5 and earlier allows remote attackers to inject arbitrary web script or HTML via the tid parameter.

How urgent is CVE-2006-3241?

Priority 26/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-4279 HIGH 7.5 DOWNGRADE SQL injection vulnerability in topic_post.php in XennoBB 2.2.1 and earlier allows remote attackers to execute
CVE-2006-4161 MEDIUM 5.0 UPGRADE Directory traversal vulnerability in the avatar_gallery action in profile.php in XennoBB 2.1.0 and earlier all
CVE-2006-4025 HIGH 7.5 UPGRADE SQL injection vulnerability in profile.php in XennoBB 2.1.0 and earlier allows remote authenticated users to e

References

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