CVE-2009-1853: Multiple SQL injection vulnerabilities in index.php in Kensei Board 2.0 BETA (aka 2.0.0b) and earlier allow re

Q: How do I fix CVE-2009-1853?

kensei board: upgrade to newer than 2.0.0b. Exact commands for each OS are on this page.

Q: Is CVE-2009-1853 being exploited?

CVE-2009-1853 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2009-1853 affect?

CVE-2009-1853 affects kensei board. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in index.php in Kensei Board 2.0 BETA (aka 2.0.0b) and earlier allow remote attackers to execute arbitrary SQL commands via the (1) f and (2) t parameters in a showforum action.

Q: How urgent is CVE-2009-1853?

Priority 47/100. High severity; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2009-1853 is a high-severity flaw (CVSS 7.5) affecting kensei board. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple SQL injection vulnerabilities in index.php in Kensei Board 2.0 BETA (aka 2.0.0b) and earlier allow remote attackers to execute arbitrary SQL commands via the (1) f and (2) t parameters in a showforum action.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.0% (top 39%)
CISA exploited list	No
Weakness	CWE-89
Published	2009-06-01
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: kenseiboard

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

Am I affected?

Timeline

2009-06-01 19:30 UTCPublished CVE record published
2026-06-16 23:08 UTCUpdated Record last modified

kenseiboard kensei board UPGRADE

Affected: <= 2.0.0b · 1.1.0

Fixed in: newer than 2.0.0b

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy kensei-board || rpm -q kensei-board || kensei-board --version

2. UPGRADE to newer than 2.0.0b (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade kensei-board

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kensei-board

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: Kensei Board 2.0.0b - Multiple SQL Injections

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-2009-1853?

kensei board: upgrade to newer than 2.0.0b. Exact commands for each OS are on this page.

Is CVE-2009-1853 being exploited?

CVE-2009-1853 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-2009-1853 affect?

CVE-2009-1853 affects kensei board. Severity is high (CVSS 7.5). Multiple SQL injection vulnerabilities in index.php in Kensei Board 2.0 BETA (aka 2.0.0b) and earlier allow remote attackers to execute arbitrary SQL commands via the (1) f and (2) t parameters in a showforum action.

How urgent is CVE-2009-1853?

Priority 47/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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