How severe is CVE-2001-0844?

CVE-2001-0844 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-0844 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0844?

CVE-2001-0844 primarily affects Seth Leonard Book Of Guests. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-0844?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2001-0844 published?

CVE-2001-0844 was published on 2001-12-06 and last updated on 2026-06-16.

CVE-2001-0844

CVE-2001-0844 is a high-severity vulnerability in Seth Leonard Book Of Guests with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (88th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Seth Leonard Book Of Guests
Published: 2001-12-06
Last modified: 2026-06-16

Description

Vulnerability in (1) Book of guests and (2) Post it! allows remote attackers to execute arbitrary code via shell metacharacters in the email parameter.

Frequently asked questions

What is CVE-2001-0844?: Vulnerability in (1) Book of guests and (2) Post it! allows remote attackers to execute arbitrary code via shell metacharacters in the email parameter.
How severe is CVE-2001-0844?: CVE-2001-0844 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0844 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0844?: CVE-2001-0844 primarily affects Seth Leonard Book Of Guests. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-0844?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-0844 published?: CVE-2001-0844 was published on 2001-12-06 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:seth_leonard:book_of_guests:*:*:*:*:*:*:*:*
cpe:2.3:a:seth_leonard:post_it:*:*:*:*:*:*:*:*