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CVE-2011-4030

27
FAUCET Score

CVE-2011-4030 describes a critical vulnerability in the CMFEditions component of Plone versions 4.0.x through 4.0.9, 4.1, and 4.2 through 4.2a2. This flaw allows remote attackers to access sub-objects due to improper prevention of KwAsAttributes classes from being publishable. With a CVSS score of 9.3, this vulnerability is highly severe, indicating a network-based attack with medium complexity that can lead to complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code in Metasploit or ExploitDB, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.0a1CPE matchmatch criteria
cpe:2.3:a:plone:cmfeditions:2.0a1:*:*:*:*:*:*:*
2.0b1CPE matchmatch criteria
cpe:2.3:a:plone:cmfeditions:2.0b1:*:*:*:*:*:*:*
2.0b2CPE matchmatch criteria
cpe:2.3:a:plone:cmfeditions:2.0b2:*:*:*:*:*:*:*
2.0b3CPE matchmatch criteria
cpe:2.3:a:plone:cmfeditions:2.0b3:*:*:*:*:*:*:*
2.0b4CPE matchmatch criteria
cpe:2.3:a:plone:cmfeditions:2.0b4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.98%
Probability of exploitation in next 30 days
EPSS Percentile
78.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0198 is in the 36th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

pippatch availablevia ghsa
Product: PloneFixed in: 4.0.10
pippatch availablevia ghsa
Product: PloneFixed in: 4.1.1
pippatch availablevia ghsa
Product: PloneFixed in: 4.2a3

Vendor Advisories (2)

pipGHSA-pwgm-jvqv-6v8phigh

Plone anonymous access to sub-objects in CMFEditions where KwAsAttributes classes were publishable

May 17, 2022
redhatCVE-2011-4030Low

plone: Sub-objects access via unspecified vectors

Oct 4, 2011

References

plone.org / products/plone-hotfix/releases/20110928
Patch
plone.org / products/plone-hotfix/releases/20110928/PloneHotfix20110928-1.0.zip
Patch
pypi.python.org / pypi/Products.PloneHotfix20110928/1.0
Patch
secunia.com / advisories/46323
securityfocus.com / bid/50287