CVE-2002-2398: The new thread posting page in APBoard 2.02 and 2.03 allows remote attackers to post messages to protected for

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MEDIUM 5.0DOWNGRADE

CVE-2002-2398 is a medium-severity flaw (CVSS 5.0) affecting apboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The new thread posting page in APBoard 2.02 and 2.03 allows remote attackers to post messages to protected forums by modifying the insertinto parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: app

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 22:01 UTCUpdated Record last modified

app apboard DOWNGRADE

Affected: 2.02 · 2.03

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.02

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.02 (Debian / Ubuntu)

apt-cache madison apboard sudo apt install apboard=<VERSION_BEFORE_2.02> sudo apt-mark hold apboard

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

dnf --showduplicates list apboard sudo dnf downgrade apboard-<VERSION_BEFORE_2.02> sudo dnf versionlock add apboard

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-2002-2398?

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

Is CVE-2002-2398 being exploited?

CVE-2002-2398 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-2002-2398 affect?

CVE-2002-2398 affects apboard. Severity is medium (CVSS 5.0). The new thread posting page in APBoard 2.02 and 2.03 allows remote attackers to post messages to protected forums by modifying the insertinto parameter.

How urgent is CVE-2002-2398?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2006-3078 HIGH 7.5 UPGRADE Multiple SQL injection vulnerabilities in APBoard 2.2-r3 and earlier allow remote attackers to execute arbitra
CVE-2005-3746 HIGH 7.5 MITIGATE SQL injection vulnerability in thread.php in APBoard allows remote attackers to execute arbitrary SQL commands

References

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