CVE-2002-0118: Cross-site scripting vulnerability in Infopop Ultimate Bulletin Board (UBB) 6.2.0 Beta Release 1.0 allows remo

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HIGH 7.5DOWNGRADE

CVE-2002-0118 is a high-severity flaw (CVSS 7.5) affecting ultimate bulletin board. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting vulnerability in Infopop Ultimate Bulletin Board (UBB) 6.2.0 Beta Release 1.0 allows remote attackers to execute arbitrary script and steal cookies via a message containing encoded Javascript in an IMG tag.

Why this priority

High severity
EPSS top 6%: 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	7.1% (top 6%)
CISA exploited list	No
Published	2002-03-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: infopop

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

Am I affected?

Timeline

2002-03-25 05:00 UTCPublished CVE record published
2026-06-16 21:56 UTCUpdated Record last modified

infopop ultimate bulletin board DOWNGRADE

Affected: 5.4.7e · 5.43 · 6.0 · 6.0.1 · 6.0.2 · 6.0.3 · 6.0.4f · 6.0beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.4.7e

1. Check installed version

apt-cache policy ultimate-bulletin-board || rpm -q ultimate-bulletin-board || ultimate-bulletin-board --version

2. No fixed release: DOWNGRADE to a release before 5.4.7e (Debian / Ubuntu)

apt-cache madison ultimate-bulletin-board sudo apt install ultimate-bulletin-board=<VERSION_BEFORE_5.4.7e> sudo apt-mark hold ultimate-bulletin-board

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

dnf --showduplicates list ultimate-bulletin-board sudo dnf downgrade ultimate-bulletin-board-<VERSION_BEFORE_5.4.7e> sudo dnf versionlock add ultimate-bulletin-board

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: Ultimate Bulletin Board 5.4/6.0/6.2 - Cross-Agent Scripting

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-2002-0118?

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

Is CVE-2002-0118 being exploited?

CVE-2002-0118 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-2002-0118 affect?

CVE-2002-0118 affects ultimate bulletin board. Severity is high (CVSS 7.5). Cross-site scripting vulnerability in Infopop Ultimate Bulletin Board (UBB) 6.2.0 Beta Release 1.0 allows remote attackers to execute arbitrary script and steal cookies via a message containing encoded Javascript in an IMG tag.

How urgent is CVE-2002-0118?

Priority 55/100. High severity; EPSS top 6%: very likely to be exploited; Public exploit reference

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CVE-2005-1199 HIGH 7.5 DOWNGRADE SQL injection vulnerability in printthread.php in UBB.Threads allows remote attackers to execute arbitrary SQL
CVE-2003-0587 MEDIUM 6.9 DOWNGRADE Cross-site scripting (XSS) vulnerability in Infopop Ultimate Bulletin Board (UBB) 6.x allows remote authentica
CVE-2002-0223 HIGH 7.5 DOWNGRADE DOWNGRADE Infopop UBB.Threads 5.4 and Wired Community Software WWWThreads 5.0 through 5.0.9 allows remote attackers to u
CVE-2001-0897 MEDIUM 5.0 DOWNGRADE Cross-site scripting vulnerability in Infopop Ultimate Bulletin Board (UBB) before 5.47e allows remote attacke

References

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