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CVE-2011-4462
Plone 4.1.3 and earlier computes hash values for form parameters without restricting the ability to trigger hash collisions predictably,…
- 5.0MediumCVSS base score
- 3.2%Exploitation in 30 daysEPSS · top 12% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By mitre
- 43 days later
· 43 days later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 3.2% · top 12% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
References
6
- http://www.nruns.com/_downloads/advisory28122011.pdf (opens in a new tab)x_refsource_MISCx_transferred
- plone-hash-dos(72018) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- VU#903934 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 20111228 n.runs-SA-2011.004 - web programming languages and platforms - DoS through hash table (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 47406 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.ocert.org/advisories/ocert-2011-003.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2011-0022 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-pcwm-8jc3-qxvj (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2011-4462)Record last updated .