CVE-2002-2054: TeeKai Forum 1.2 allows remote attackers to authenticate as the administrator and and gain privileged web foru

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HIGH 7.5DOWNGRADE

CVE-2002-2054 is a high-severity flaw (CVSS 7.5) affecting teekai forum. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

TeeKai Forum 1.2 allows remote attackers to authenticate as the administrator and and gain privileged web forum access by setting the valid_level cookie to admin.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: teekai

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

Am I affected?

Timeline

2002-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:00 UTCUpdated Record last modified

teekai teekai forum DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison teekai-forum sudo apt install teekai-forum=<VERSION_BEFORE_1.2> sudo apt-mark hold teekai-forum

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

dnf --showduplicates list teekai-forum sudo dnf downgrade teekai-forum-<VERSION_BEFORE_1.2> sudo dnf versionlock add teekai-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.

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-2002-2054?

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

Is CVE-2002-2054 being exploited?

CVE-2002-2054 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-2002-2054 affect?

CVE-2002-2054 affects teekai forum. Severity is high (CVSS 7.5). TeeKai Forum 1.2 allows remote attackers to authenticate as the administrator and and gain privileged web forum access by setting the valid_level cookie to admin.

How urgent is CVE-2002-2054?

Priority 51/100. High severity; Public exploit reference

Related CVEs

CVE-2002-2057 MEDIUM 5.0 DOWNGRADE TeeKai Forum 1.2 uses weak encryption of web usage statistics in data/member_log.txt, which is stored under th
CVE-2002-2056 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in TeeKai Forum 1.2 allows remote attackers to inject arbitrary web s

References

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