CVE-2002-1750: csGuestbook.cgi in CGISCRIPT.NET csGuestbook 1.0 allows remote attackers to execute arbitrary Perl code via th

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HIGH 7.5DOWNGRADE

CVE-2002-1750 is a high-severity flaw (CVSS 7.5) affecting csguestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

csGuestbook.cgi in CGISCRIPT.NET csGuestbook 1.0 allows remote attackers to execute arbitrary Perl code via the setup parameter, which is processed by the Perl eval function.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.2% (top 18%)
CISA exploited list	No
Weakness	CWE-94
Published	2002-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cgiscript

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 21:59 UTCUpdated Record last modified

cgiscript csguestbook 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 csguestbook || rpm -q csguestbook || csguestbook --version

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

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

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

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

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-2002-1750?

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

Is CVE-2002-1750 being exploited?

CVE-2002-1750 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-2002-1750 affect?

CVE-2002-1750 affects csguestbook. Severity is high (CVSS 7.5). csGuestbook.cgi in CGISCRIPT.NET csGuestbook 1.0 allows remote attackers to execute arbitrary Perl code via the setup parameter, which is processed by the Perl eval function.

How urgent is CVE-2002-1750?

Priority 47/100. High severity

Software pages

Perl vulnerabilities

References

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