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Fencer Intel
medium 4.8

CVE-2013-4191 json

Plone is vulnerable to Information Exposure when generating zip archives

published 2014-03-11 12 y ago modified 2026-06-16 4 mo ago also GHSA-grwx-4p5v-9g2g , PYSEC-2014-55 , EUVD-2014-0073

cvss
4.8
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

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.

Patch / fix

  • pypi plone 4.1.1, 4.2.6, 4.3.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-4191 updated cvss 4.3

plone: Information exposure due improper access control enforcement when generating zip archives (zip.py)

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
GitHub 3.1 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
pypi plone
>=2.1, <4.1.1
>=4.2, <4.2.6
>=4.3, <4.3.2
4.1.1
4.2.6
4.3.2

Classification

Weakness
  • CWE-264 Permissions, Privileges, and Access Controls
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.