CVE-2013-4191

CVE-2013-4191 is a medium-severity vulnerability in Plone with a CVSS 2.0 base score of 5.8. 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-264.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.8)
• EPSS exploit prediction: 1% (64th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-264
• Affected product: Plone
• Published: 2014-03-11
• Last modified: 2026-06-16

Description

zip.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 does not properly enforce access restrictions when including content in a zip archive, which allows remote attackers to obtain sensitive information by reading a generated archive.

Frequently asked questions

What is CVE-2013-4191?

zip.py in Plone 2.1 through 4.1, 4.2.x through 4.2.5, and 4.3.x through 4.3.1 does not properly enforce access restrictions when including content in a zip archive, which allows remote attackers to obtain sensitive information by reading a generated archive.

How severe is CVE-2013-4191?

CVE-2013-4191 has a CVSS 2.0 base score of 5.8, rated medium severity.

Is CVE-2013-4191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4191?

CVE-2013-4191 primarily affects Plone. In total, 52 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4191?

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

When was CVE-2013-4191 published?

CVE-2013-4191 was published on 2014-03-11 and last updated on 2026-06-16.

References

• http://plone.org/products/plone-hotfix/releases/20130618
• http://plone.org/products/plone/security/advisories/20130618-announcement
• http://seclists.org/oss-sec/2013/q3/261
• https://bugzilla.redhat.com/show_bug.cgi?id=978453

Affected products (52)

• cpe:2.3:a:plone:plone:4.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2.4:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:4.2.5:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5.4:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:2.5.5:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.5.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.6:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.1.7:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.3:*:*:*:*:*:*:*
• cpe:2.3:a:plone:plone:3.3.1:*:*:*:*:*:*:*

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