Vulnerabilities in pkg:pypi/Plone

PACKAGE
Advisory Identifier: GHSA-p6h9-hpcg-c6gm
Advisory Summary

CVE-2011-2528 is a HIGH high severity vulnerability that affects vulnerability (General Security Weakness) affecting Plone libraries in the PyPI ecosystem. The issue involves high severity vulnerability that affects plone and zope2. Remediation is available by upgrading affected packages to version 3.3.6, 2.12.19, 2.13.8.

96 Known Advisory Record(s)
Package Vulnerability Intelligence

pkg:pypi/Plone

96 Known Advisory Record(s)

Vulnerability advisories affecting package pkg:pypi/Plone. Select an advisory below to view technical details or fixes.

Advisory ID CVE / NVD Severity Summary
GHSA-p6h9-hpcg-c6gm CVE-2011-2528 HIGH High severity vulnerability that affects Plone and Zope2
GHSA-4j3w-g62x-hrcp CVE-2008-0164 HIGH Plone Cross-site request forgery (CSRF)
GHSA-r7j4-82xw-8m9p CVE-2006-4249 MODERATE Plone allows a user to masquerade as a group
GHSA-5hch-v5pq-x4qp CVE-2006-4247 HIGH Plone allows anonymous users to reset any users password through the web via Password Reset Tool
GHSA-pwpq-632g-h49g CVE-2013-4189 MODERATE Plone Privilege escalation due improper authorization
GHSA-89rq-27xp-vgv7 CVE-2013-4190 MODERATE Plone vulnerable to cross-site scripting
GHSA-47p5-p3jw-w78w CVE-2021-33926 HIGH Server-Side Request Forgery in Plone CMS
GHSA-hf26-vvmx-x8c8 CVE-2007-5741 CRITICAL Plone Arbitrary Code Execution via Unsafe Handling of Pickles
GHSA-pwgm-jvqv-6v8p CVE-2011-4030 HIGH Plone anonymous access to sub-objects in CMFEditions where KwAsAttributes classes were publishable
GHSA-xg5p-8wg5-rhxm CVE-2024-22889 MODERATE Phone information disclosure vulnerability
GHSA-hm2h-f456-6j88 CVE-2021-33512 MODERATE Cross-site scripting in Plone
GHSA-fj67-w3m4-rfmp CVE-2021-33513 MODERATE Cross-site scripting in Plone
GHSA-j67j-8hrp-76xm CVE-2013-4195 LOW Plone Multiple open redirect vulnerabilities
GHSA-qjxf-6pr8-j87v CVE-2013-4198 MODERATE Plone's authenticated users able to alter their password despite of policy definition
GHSA-qphh-5fv5-2mjj CVE-2013-4196 MODERATE Plone is vulnerable to information exposure via the object manager implementation
GHSA-xvwv-6wvx-px9x CVE-2017-1000484 MODERATE Plone Open Redirect
GHSA-w6g9-xccc-347h CVE-2020-7941 CRITICAL Plone Unauthenticated Write Vulnerability
GHSA-qfhw-fv3g-v836 CVE-2021-35959 MODERATE Plone has stored XSS in folder contents
GHSA-35rg-466w-77h3 CVE-2021-33507 MODERATE Cross-site scripting in Products.CMFCore, Products.PluggableAuthService, Plone
GHSA-hm2p-fhwx-9285 CVE-2021-33509 CRITICAL Incorrect Permission Assignment for Critical Resource in Plone
GHSA-4mg4-wvmx-5332 CVE-2021-33510 MODERATE Server-Side Request Forgery in Plone
GHSA-gc9g-67cq-p7v4 CVE-2021-33511 HIGH Server-Side Request Forgery in Plone
GHSA-rmpv-rcp6-v8wc CVE-2021-33508 MODERATE Cross-site scripting in Plone
GHSA-cjg3-q24h-9qwf CVE-2020-7938 HIGH Plone Privilege Escallation
GHSA-8mc4-2xrc-g582 CVE-2020-7937 MODERATE Plone cross site scripting (XSS)
GHSA-82j9-wfcf-9v2h CVE-2020-7936 MODERATE Plone Open Redirect Vulnerability
GHSA-vf8g-m3vq-6p4p CVE-2015-7316 MODERATE Plone Cross-site Scripting Vulnerability
GHSA-984m-rj28-8c6x CVE-2015-7315 HIGH Plone unauthorized member addition vulnerability
GHSA-chvw-gjxf-f8mc CVE-2016-7140 MODERATE Plone vulnerable to Cross-site Scripting
GHSA-v3hp-f8qr-cf3p CVE-2016-7138 MODERATE Plone XSS
GHSA-p5wr-vp8g-q5p4 CVE-2017-5524 MODERATE Plone Sandbox Escape
GHSA-84jm-cpc5-c7g7 CVE-2016-7147 MODERATE Plone XSS in Zope ZMI
GHSA-qc57-h2f7-p4hx CVE-2017-1000483 HIGH Plone Unauthorized Access Vulnerability
GHSA-v4vj-49m5-wjhw CVE-2016-4042 MODERATE Plone vulnerable to unauthorized disclosure of site content
GHSA-6h8x-73fx-q2h9 CVE-2016-4043 MODERATE Chameleon in Plone allows Authentication Bypass
GHSA-mm32-jw73-9227 CVE-2013-4194 MODERATE Plone is vulnerable to File System Path Exposure
GHSA-m7f9-65wr-pwch CVE-2016-7135 MODERATE Plone vulnerable to filesystem information leak
GHSA-859j-668v-mrr6 CVE-2017-1000482 MODERATE Products.CMFPlone XSS in profile home_page property
GHSA-4793-w44w-m7xm CVE-2013-7062 MODERATE Plone Zope cross-site scripting (XSS) vulnerability
GHSA-p3qm-44cf-f8qx CVE-2015-7293 HIGH Plone vulnerable to cross-site request forgery
GHSA-fq9r-8jpm-2222 CVE-2015-7318 HIGH Plone Header Injection
GHSA-qqgj-22gr-73vx CVE-2016-4041 MODERATE Plone vulnerable to privilege escalation in WebDAV
GHSA-xfjq-9rxq-ph6m CVE-2013-4199 LOW Plone Denial of Service vulnerability via decompressing large zip archives
GHSA-6fgf-x7wg-hp8r CVE-2013-4193 HIGH Plone Unrestricted Filed Manipulation vulnerability via content edit forms
GHSA-wq6x-g685-w5f2 CVE-2020-28734 HIGH Improper Restriction of XML External Entity Reference in Plone
GHSA-8g72-gq68-6gqh CVE-2017-1000481 MODERATE Products.CMFPlone Open Redirect Vulnerability
GHSA-hhmf-7rgg-gcw5 CVE-2020-7939 HIGH Plone SQL Injection Vulnerability
GHSA-x7wf-5mjc-6x76 CVE-2020-28735 HIGH SSRF attacks via tracebacks in Plone
GHSA-69vh-662j-v988 CVE-2016-7137 MODERATE Plone Open Redirect Vulnerability
GHSA-jjvw-3h9j-p7jf CVE-2013-4197 HIGH Plone Improper Access Control Vulnerability
GHSA-rg52-j87w-pf83 CVE-2013-7060 MODERATE Plone Filesystem path information leak
GHSA-2c8c-84w2-j38j CVE-2020-28736 HIGH Improper Restriction of XML External Entity Reference in Plone
GHSA-pp4c-2692-7f37 CVE-2016-7139 MODERATE Plone Cross-site Scripting (XSS) vulnerability
GHSA-4vr8-r7qr-fpvq CVE-2013-7061 MODERATE Plone Privilege escalation through exposed underlying API
GHSA-grwx-4p5v-9g2g CVE-2013-4191 MODERATE Plone is vulnerable to Information Exposure when generating zip archives
GHSA-22jm-p2vv-j2hc CVE-2016-7136 MODERATE Plone XSS
GHSA-f5h9-3hpf-9j8m CVE-2013-4192 HIGH Plone is vulnerable to email spoofing
GHSA-w3pw-qxjj-6prr CVE-2013-4188 MODERATE Plone Authenticated Denial of Service vulnerability
GHSA-hprr-4vfq-fcxw CVE-2021-3313 MODERATE Plone XSS in User Fullname Property and File Upload
GHSA-56p3-rrp4-2j82 CVE-2013-4200 HIGH Plone Open Redirection vulnerability via next parameter
GHSA-cw58-gpgw-hwx2 CVE-2020-7940 HIGH Plone allows weak passwords
GHSA-prr5-pfr8-q9f3 CVE-2012-5503 HIGH Plone allows remote attackers to read hidden folder contents
GHSA-p7h9-vf92-5fj5 CVE-2011-1948 MODERATE Cross-site scripting in Products.CMFPlone and Products.PasswordResetTool
GHSA-qj7x-wm9q-qjx8 CVE-2010-2422 MODERATE Plone Cross-site Scripting vulnerability in PortalTransforms
GHSA-7hxc-mwx7-5hmc CVE-2012-5485 HIGH Plone Code Injection vulnerability
GHSA-wrf2-2rch-cmr9 CVE-2012-5499 HIGH Plone is vulnerable to denial of service
GHSA-3v28-9jjp-4g5w CVE-2011-0720 CRITICAL Plone Privilege Escalation Vulnerability
GHSA-97rj-p794-wq6m CVE-2012-5498 HIGH Plone denial of service via Caching Bypass
GHSA-wprr-mc54-c62q CVE-2012-5508 MODERATE Exposure of Sensitive Information in Plone
GHSA-2q75-f7cp-w86q CVE-2012-5500 MODERATE Plone contains Cross-site Request Forgery
GHSA-683w-84m7-p8pw CVE-2012-5497 MODERATE Plone User account enumeration via crafted URL
GHSA-gx6w-hcw3-5r37 CVE-2012-5496 HIGH Plone DoS via Crafted URL
GHSA-w6pw-5gh5-4952 CVE-2012-5495 CRITICAL Plone python code injection
GHSA-3qpr-7rmg-73v8 CVE-2012-5507 HIGH Plone and Zope2 affected by Race Condition
GHSA-pcwm-8jc3-qxvj CVE-2011-4462 HIGH Plone Denial of Service vulnerability
GHSA-cq5g-924m-7fxh CVE-2012-5505 HIGH Plone Information Disclosure
GHSA-79hj-474h-v4xv CVE-2012-5506 HIGH Plone denial of service via RSS Feed Request
GHSA-77hv-8796-8ccp CVE-2012-5486 HIGH HTTP header injection in Plone and Zope2
GHSA-879r-7f3w-8jj3 CVE-2012-5489 HIGH Plone and Zope2 vulnerable to unauthorized access to restricted attributes
GHSA-h6hq-c896-w882 CVE-2011-1949 MODERATE Plone Cross-site Scripting vulnerability
GHSA-9m4g-f42q-vrrh CVE-2012-5487 MODERATE Plone Sandbox Bypass
GHSA-f8pg-wp5j-rjxx CVE-2012-5491 MODERATE Plone Information Disclosure
GHSA-pvhv-qwc8-r2pg CVE-2012-5501 HIGH Plone Arbitrary File Read
GHSA-hr59-35cr-qf43 CVE-2012-5502 MODERATE Plone Cross-site scripting Vulnerability
GHSA-5whw-5cmm-9jw4 CVE-2012-5504 MODERATE Plone Cross-site scripting Vulnerability
GHSA-3g6w-4m7x-97v6 CVE-2012-5494 MODERATE Plone Cross-site scripting Vulnerability
GHSA-25jh-5h5r-h33m CVE-2012-5493 MODERATE Plone Sandbox Bypass
GHSA-q46g-v7r4-9vhr CVE-2012-5490 MODERATE Plone Cross-site scripting Vulnerability
GHSA-6w93-4c4p-xv2x CVE-2012-5492 MODERATE Plone Metadata Disclosure
GHSA-2qx8-589j-gcpx CVE-2011-1950 HIGH Plone and plone.app.users allow remote authenticated users to modify the properties of arbitrary accounts
GHSA-cxw7-85xm-3xrc CVE-2012-5488 HIGH Plone Code Injection vulnerability
GHSA-48vv-2pmq-9fvv CVE-2012-6661 HIGH Plone and Zope2 do not reseed pseudo-random number generator
GHSA-mq3q-jjph-rp5p CVE-2008-1394 HIGH Plone CMS Improper Session Management
GHSA-593c-j348-f3gv CVE-2008-1393 HIGH Plone Improper Session Management
GHSA-46f9-f8jm-mw2x CVE-2008-4571 MODERATE Plone Cross-site Scripting vulnerability in the LiveSearch module
GHSA-5xfx-55x4-j223 CVE-2024-0669 HIGH Cross-Frame Scripting vulnerability has been found on Plone CMS

CVE-2011-2528 at a Glance

CVE Identifier CVE-2011-2528
GHSA Identifier GHSA-p6h9-hpcg-c6gm
Severity HIGH
CVSS v3.1 Base Score N/A
CWE Classification General Security Weakness
Affected Product Plone
Package Ecosystem PyPI
Published Date
Last Updated

How to Fix CVE-2011-2528

To remediate this vulnerability, upgrade all affected Plone dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

Plone fixed: 3.3.6
pip install Plone>=3.3.6
Zope2 fixed: 2.12.19
pip install Zope2>=2.12.19
Zope2 fixed: 2.13.8
pip install Zope2>=2.13.8
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release:

pip show Plone

How to Check if You Are Affected

To determine whether your Python environment is affected by CVE-2011-2528, inspect your installed packages using pip:

pip show Plone

Analyze the terminal output to locate any version of Plone in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 3.3.6), your application is affected.

Note: The pip show Plone command checks currently installed packages in your active Python environment.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under General Security Weakness. In Plone, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Unspecified vulnerability in (1) Zope 2.12.x before 2.12.19 and 2.13.x before 2.13.8, as used in Plone 4.x and other products, and (2) PloneHotfix20110720 for Plone 3.x allows attackers to gain privileges via unspecified vectors, related to a "highly serious vulnerability." NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-0720.

CVE-2011-2528 Affected Plone Versions

3 component(s)
Fixed Versions:
3.3.62.12.192.13.8
Product / Package Ecosystem Affected Versions Fixed Version
Plone
PyPI
≥ 3.3.2
< 3.3.6
3.3.6
Zope2
PyPI
≥ 2.12.0
< 2.12.19
2.12.19
Zope2
PyPI
≥ 2.13.0
< 2.13.8
2.13.8

References

Frequently Asked Questions

What is CVE-2011-2528?
CVE-2011-2528 is a security vulnerability in Plone involving High severity vulnerability that affects Plone and Zope2 under General Security Weakness.
Which Plone versions are affected?
Affected versions include releases prior to 3.3.6, 2.12.19, 2.13.8 across affected packages: Plone, Zope2.
What version fixes CVE-2011-2528?
Upgrading to 3.3.6, 2.12.19, 2.13.8 (or the latest patched release for your respective branch) resolves the vulnerability.
Is Plone affected?
Yes, Plone is affected in releases prior to 3.3.6. Upgrade your dependency to 3.3.6 or later.
Is Zope2 affected?
Yes, Zope2 is affected in releases prior to 2.12.19, 2.13.8. Upgrade your dependency to 2.12.19, 2.13.8 or later.
What CWE is associated with CVE-2011-2528?
CVE-2011-2528 is classified under General Security Weakness.
How can I check PyPI dependencies for CVE-2011-2528?
Run the dependency tree command: 'pip show Plone'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-p6h9-hpcg-c6gm",
  "modified" : "2026-06-08T19:03:38Z",
  "published" : "2018-07-23T19:52:02Z",
  "aliases" : [ "CVE-2011-2528" ],
  "summary" : "High severity vulnerability that affects Plone and Zope2",
  "details" : "Unspecified vulnerability in (1) Zope 2.12.x before 2.12.19 and 2.13.x before 2.13.8, as used in Plone 4.x and other products, and (2) PloneHotfix20110720 for Plone 3.x allows attackers to gain privileges via unspecified vectors, related to a \"highly serious vulnerability.\" NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-0720.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "Plone"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "3.3.2"
      }, {
        "fixed" : "3.3.6"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "Zope2"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.12.0"
      }, {
        "fixed" : "2.12.19"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "PyPI",
      "name" : "Zope2"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.13.0"
      }, {
        "fixed" : "2.13.8"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2011-2528"
  }, {
    "type" : "WEB",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=718824"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2011-25.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2011-32.yaml"
  }, {
    "type" : "WEB",
    "url" : "https://mail.zope.org/pipermail/zope-announce/2011-June/002260.html"
  }, {
    "type" : "WEB",
    "url" : "https://plone.org/products/plone-hotfix/releases/20110622"
  }, {
    "type" : "WEB",
    "url" : "https://plone.org/products/plone/security/advisories/20110622"
  }, {
    "type" : "WEB",
    "url" : "https://www.openwall.com/lists/oss-security/2011/07/04/6"
  }, {
    "type" : "WEB",
    "url" : "https://www.openwall.com/lists/oss-security/2011/07/12/9"
  }, {
    "type" : "WEB",
    "url" : "http://plone.org/products/plone-hotfix/releases/20110622"
  }, {
    "type" : "WEB",
    "url" : "http://plone.org/products/plone/security/advisories/20110622"
  }, {
    "type" : "WEB",
    "url" : "http://secunia.com/advisories/45056"
  }, {
    "type" : "WEB",
    "url" : "http://secunia.com/advisories/45111"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2011/07/04/6"
  }, {
    "type" : "WEB",
    "url" : "http://www.openwall.com/lists/oss-security/2011/07/12/9"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2020-06-16T21:48:24Z",
    "nvd_published_at" : "2011-07-19T20:55:01Z"
  }
}