CVE-2021-33509

critical

Description

Plone through 5.2.4 allows remote authenticated managers to perform disk I/O via crafted keyword arguments to the ReStructuredText transform in a Python script.

References

https://plone.org/security/hotfix/20210518/writing-arbitrary-files-via-docutils-and-python-script

http://www.openwall.com/lists/oss-security/2021/05/22/1

Details

Source: Mitre, NVD

Published: 2021-05-21

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.9

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.4

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H