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Vulnerability details: VCID-yhzr-hb68-cfd6
Vulnerability ID VCID-yhzr-hb68-cfd6
Aliases CVE-2011-4462
GHSA-pcwm-8jc3-qxvj
PYSEC-2011-22
Summary Plone 4.1.3 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted parameters.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-20 Improper Input Validation
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
There are no known severity scores.
Reference id Reference type URL
http://archives.neohapsis.com/archives/bugtraq/2011-12/0181.html
http://secunia.com/advisories/47406
https://exchange.xforce.ibmcloud.com/vulnerabilities/72018
https://github.com/advisories/GHSA-pcwm-8jc3-qxvj
https://github.com/plone/plone
https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2011-22.yaml
http://www.kb.cert.org/vuls/id/903934
http://www.nruns.com/_downloads/advisory28122011.pdf
http://www.ocert.org/advisories/ocert-2011-003.html
CVE-2011-4462 https://nvd.nist.gov/vuln/detail/CVE-2011-4462
No exploits are available.
There are no known vectors.

No EPSS data available for this vulnerability.

Date Actor Action Source VulnerableCode Version
2026-06-02T04:03:14.813151+00:00 Pypa Importer Import https://github.com/pypa/advisory-database/blob/main/vulns/plone/PYSEC-2011-22.yaml 38.6.0