CVE-2009-0704: SQL injection vulnerability in search.php in WSN Guest 1.23 allows remote attackers to execute arbitrary SQL c

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HIGH 7.5DOWNGRADE

CVE-2009-0704 is a high-severity flaw (CVSS 7.5) affecting wsn guest. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in search.php in WSN Guest 1.23 allows remote attackers to execute arbitrary SQL commands via the search parameter in an advanced action.

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	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-89
Published	2009-02-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: webmastersite

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

Am I affected?

Timeline

2009-02-23 15:30 UTCPublished CVE record published
2026-06-16 23:05 UTCUpdated Record last modified

webmastersite wsn guest DOWNGRADE

Affected: 1.23

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.23

1. Check installed version

apt-cache policy wsn-guest || rpm -q wsn-guest || wsn-guest --version

2. No fixed release: DOWNGRADE to a release before 1.23 (Debian / Ubuntu)

apt-cache madison wsn-guest sudo apt install wsn-guest=<VERSION_BEFORE_1.23> sudo apt-mark hold wsn-guest

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

dnf --showduplicates list wsn-guest sudo dnf downgrade wsn-guest-<VERSION_BEFORE_1.23> sudo dnf versionlock add wsn-guest

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: WSN Guest 1.23 - 'Search' SQL 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-2009-0704?

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

Is CVE-2009-0704 being exploited?

CVE-2009-0704 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-2009-0704 affect?

CVE-2009-0704 affects wsn guest. Severity is high (CVSS 7.5). SQL injection vulnerability in search.php in WSN Guest 1.23 allows remote attackers to execute arbitrary SQL commands via the search parameter in an advanced action.

How urgent is CVE-2009-0704?

Priority 47/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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