How severe is CVE-2011-1004?

CVE-2011-1004 has a CVSS 2.0 base score of 6.3, rated medium severity.

Is CVE-2011-1004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1004?

CVE-2011-1004 primarily affects Ruby-lang Ruby. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1004?

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

When was CVE-2011-1004 published?

CVE-2011-1004 was published on 2011-03-02 and last updated on 2026-06-16.

CVE-2011-1004

CVE-2011-1004 is a medium-severity vulnerability in Ruby-lang Ruby with a CVSS 2.0 base score of 6.3. 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-59.

Key facts

Severity: Medium (CVSS 2.0 base score 6.3)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Ruby-lang Ruby
Published: 2011-03-02
Last modified: 2026-06-16

Description

The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 through 1.9.1-430, 1.9.2 through 1.9.2-136, and 1.9.3dev allows local users to delete arbitrary files via a symlink attack.

Frequently asked questions

What is CVE-2011-1004?: The FileUtils.remove_entry_secure method in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, 1.8.8dev, 1.9.1 through 1.9.1-430, 1.9.2 through 1.9.2-136, and 1.9.3dev allows local users to delete arbitrary files via a symlink attack.
How severe is CVE-2011-1004?: CVE-2011-1004 has a CVSS 2.0 base score of 6.3, rated medium severity.
Is CVE-2011-1004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1004?: CVE-2011-1004 primarily affects Ruby-lang Ruby. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1004 published?: CVE-2011-1004 was published on 2011-03-02 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:ruby-lang:ruby:1.8.6:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.7:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.8.8:dev:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.1:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.2:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.3:dev:*:*:*:*:*:*

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