How severe is CVE-2006-2856?

CVE-2006-2856 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2006-2856 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2856?

CVE-2006-2856 affects Activestate Activeperl. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-2856?

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

When was CVE-2006-2856 published?

CVE-2006-2856 was published on 2006-06-06 and last updated on 2026-06-16.

CVE-2006-2856

CVE-2006-2856 is a medium-severity vulnerability in Activestate Activeperl with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Activestate Activeperl
Published: 2006-06-06
Last modified: 2026-06-16

Description

ActiveState ActivePerl 5.8.8.817 for Windows configures the site/lib directory with "Users" group permissions for changing files, which allows local users to gain privileges by creating a malicious sitecustomize.pl file in that directory. NOTE: The provenance of this information is unknown; the details are obtained solely from third party information.

Frequently asked questions

What is CVE-2006-2856?: ActiveState ActivePerl 5.8.8.817 for Windows configures the site/lib directory with "Users" group permissions for changing files, which allows local users to gain privileges by creating a malicious sitecustomize.pl file in that directory. NOTE: The provenance of this information is unknown; the details are obtained solely from third party information.
How severe is CVE-2006-2856?: CVE-2006-2856 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2006-2856 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2856?: CVE-2006-2856 affects Activestate Activeperl. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-2856?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-2856 published?: CVE-2006-2856 was published on 2006-06-06 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:activestate:activeperl:5.8.8.817:*:windows:*:*:*:*:*

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