How severe is CVE-2008-4789?

CVE-2008-4789 has a CVSS 2.0 base score of 6.0, rated medium severity.

Is CVE-2008-4789 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4789?

CVE-2008-4789 primarily affects Drupal. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4789?

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

When was CVE-2008-4789 published?

CVE-2008-4789 was published on 2008-10-29 and last updated on 2026-06-16.

CVE-2008-4789

CVE-2008-4789 is a medium-severity vulnerability in Drupal with a CVSS 2.0 base score of 6.0. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.0)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Drupal
Published: 2008-10-29
Last modified: 2026-06-16

Description

The validation functionality in the core upload module in Drupal 6.x before 6.5 allows remote authenticated users to bypass intended access restrictions and "attach files to content," related to a "logic error."

Frequently asked questions

What is CVE-2008-4789?: The validation functionality in the core upload module in Drupal 6.x before 6.5 allows remote authenticated users to bypass intended access restrictions and "attach files to content," related to a "logic error."
How severe is CVE-2008-4789?: CVE-2008-4789 has a CVSS 2.0 base score of 6.0, rated medium severity.
Is CVE-2008-4789 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4789?: CVE-2008-4789 primarily affects Drupal. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4789?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-4789 published?: CVE-2008-4789 was published on 2008-10-29 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:*:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:beta1:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:beta2:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:beta3:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:beta4:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:rc-1:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:rc-2:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:rc-3:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.0:rc-4:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.1:*:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.2:*:*:*:*:*:*:*
cpe:2.3:a:drupal:drupal:6.3:*:*:*:*:*:*:*

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