How severe is CVE-2007-5821?

CVE-2007-5821 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2007-5821 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-5821?

CVE-2007-5821 affects Dm Guestbook. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-5821?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-5821 published?

CVE-2007-5821 was published on 2007-11-05 and last updated on 2026-06-16.

CVE-2007-5821

CVE-2007-5821 is a medium-severity vulnerability in Dm Guestbook with a CVSS 2.0 base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Dm Guestbook
Published: 2007-11-05
Last modified: 2026-06-16

Description

Multiple directory traversal vulnerabilities in DM Guestbook 0.4.1 and earlier allow remote attackers to include and execute arbitrary local files via a .. (dot dot) in (1) the lng parameter to (a) guestbook.php, (b) admin/admin.guestbook.php, or (c) auto/glob_new.php; or (2) the lngdefault parameter to auto/ch_lng.php.

Frequently asked questions

What is CVE-2007-5821?: Multiple directory traversal vulnerabilities in DM Guestbook 0.4.1 and earlier allow remote attackers to include and execute arbitrary local files via a .. (dot dot) in (1) the lng parameter to (a) guestbook.php, (b) admin/admin.guestbook.php, or (c) auto/glob_new.php; or (2) the lngdefault parameter to auto/ch_lng.php.
How severe is CVE-2007-5821?: CVE-2007-5821 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2007-5821 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-5821?: CVE-2007-5821 affects Dm Guestbook. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-5821?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-5821 published?: CVE-2007-5821 was published on 2007-11-05 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:dm_guestbook:dm_guestbook:*:*:*:*:*:*:*:*

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