CVE-2002-0316: Cross-site scripting vulnerability in eXtreme message board (XMB) 1.6x and earlier allows remote attackers to

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HIGH 7.5DOWNGRADE

CVE-2002-0316 is a high-severity flaw (CVSS 7.5) affecting xmb forum. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting vulnerability in eXtreme message board (XMB) 1.6x and earlier allows remote attackers to execute script as other XMB users by inserting the script into an IMG tag.

Why this priority

High severity
EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	8.7% (top 5%)
CISA exploited list	No
Published	2002-06-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: xmb software

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

Am I affected?

Timeline

2002-06-25 04:00 UTCPublished CVE record published
2026-06-16 21:57 UTCUpdated Record last modified

xmb software xmb forum DOWNGRADE

Affected: 1.6_pre-beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.6_pre-beta

1. Check installed version

apt-cache policy xmb-forum || rpm -q xmb-forum || xmb-forum --version

2. No fixed release: DOWNGRADE to a release before 1.6_pre-beta (Debian / Ubuntu)

apt-cache madison xmb-forum sudo apt install xmb-forum=<VERSION_BEFORE_1.6_pre-beta> sudo apt-mark hold xmb-forum

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

dnf --showduplicates list xmb-forum sudo dnf downgrade xmb-forum-<VERSION_BEFORE_1.6_pre-beta> sudo dnf versionlock add xmb-forum

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: XMB Forum 1.6 pre-beta - Image Tag Script Injection

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-2002-0316?

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

Is CVE-2002-0316 being exploited?

CVE-2002-0316 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-2002-0316 affect?

CVE-2002-0316 affects xmb forum. Severity is high (CVSS 7.5). Cross-site scripting vulnerability in eXtreme message board (XMB) 1.6x and earlier allows remote attackers to execute script as other XMB users by inserting the script into an IMG tag.

How urgent is CVE-2002-0316?

Priority 55/100. High severity; EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2006-3994 HIGH 7.5 UPGRADE SQL injection vulnerability in the u2u_send_recp function in u2u.inc.php in XMB (aka extreme message board) 1.
CVE-2006-1748 LOW 2.6 DOWNGRADE Cross-site scripting (XSS) vulnerability in XMB Forum 1.9.5 allows remote attackers to inject arbitrary web sc
CVE-2006-0365 MEDIUM 4.3 MITIGATE Cross-site scripting (XSS) vulnerability in XMB (aka extreme message board) allows remote attackers to inject
CVE-2004-2588 MEDIUM 5.0 DOWNGRADE Intentional information leak in phpinfo.php in XMB (aka extreme message board) 1.9 beta (aka Nexus beta) allow

References

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