CVE-2006-1824: Multiple cross-site scripting (XSS) vulnerabilities in PhpGuestbook.php in PhpGuestbook 1.0 allow remote attac

Routine

LOW 1.2DOWNGRADE

CVE-2006-1824 is a low-severity flaw (CVSS 1.2) affecting phpguestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in PhpGuestbook.php in PhpGuestbook 1.0 allow remote attackers to inject arbitrary web script or HTML via the (1) Name, (2) Website, and (3) Comment parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	1.2 (Low)
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Published	2006-04-18
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpguestbook

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

Am I affected?

Timeline

2006-04-18 10:02 UTCPublished CVE record published
2026-06-16 22:23 UTCUpdated Record last modified

phpguestbook phpguestbook DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison phpguestbook sudo apt install phpguestbook=<VERSION_BEFORE_1.0> sudo apt-mark hold phpguestbook

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

dnf --showduplicates list phpguestbook sudo dnf downgrade phpguestbook-<VERSION_BEFORE_1.0> sudo dnf versionlock add phpguestbook

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-2006-1824?

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

Is CVE-2006-1824 being exploited?

CVE-2006-1824 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-2006-1824 affect?

CVE-2006-1824 affects phpguestbook. Severity is low (CVSS 1.2). Multiple cross-site scripting (XSS) vulnerabilities in PhpGuestbook.php in PhpGuestbook 1.0 allow remote attackers to inject arbitrary web script or HTML via the (1) Name, (2) Website, and (3) Comment parameter.

How urgent is CVE-2006-1824?

Priority 16/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

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