CVE-2005-1548: SQL injection vulnerability in index.php in Advanced Guestbook 2.3.1 allows remote attackers to execute arbitr

This month

HIGH 7.5DOWNGRADE

CVE-2005-1548 is a high-severity flaw (CVSS 7.5) affecting advanced guestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in index.php in Advanced Guestbook 2.3.1 allows remote attackers to execute arbitrary SQL commands via the entry parameter.

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	1.1% (top 36%)
CISA exploited list	No
Published	2005-05-14
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: advanced guestbook

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

Am I affected?

Timeline

2005-05-14 04:00 UTCPublished CVE record published
2026-06-16 22:13 UTCUpdated Record last modified

advanced guestbook advanced guestbook DOWNGRADE

Affected: 2.3.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.1

1. Check installed version

apt-cache policy advanced-guestbook || rpm -q advanced-guestbook || advanced-guestbook --version

2. No fixed release: DOWNGRADE to a release before 2.3.1 (Debian / Ubuntu)

apt-cache madison advanced-guestbook sudo apt install advanced-guestbook=<VERSION_BEFORE_2.3.1> sudo apt-mark hold advanced-guestbook

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

dnf --showduplicates list advanced-guestbook sudo dnf downgrade advanced-guestbook-<VERSION_BEFORE_2.3.1> sudo dnf versionlock add advanced-guestbook

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: Advanced Guestbook 2.3.1/2.4 - 'index.php?Entry' 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-2005-1548?

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

Is CVE-2005-1548 being exploited?

CVE-2005-1548 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-2005-1548 affect?

CVE-2005-1548 affects advanced guestbook. Severity is high (CVSS 7.5). SQL injection vulnerability in index.php in Advanced Guestbook 2.3.1 allows remote attackers to execute arbitrary SQL commands via the entry parameter.

How urgent is CVE-2005-1548?

Priority 47/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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