PYSEC-2026-733 Plone allows remote users to modify arbitrary portraits

Plone 2.0.5, 2.1.2, and 2.5-beta1 does not restrict access to the 1 changeMemberPortrait, 2 deletePersonalPortrait, and 3 testCurrentPassword methods, which allows remote attackers to modify portraits...

Improper Restriction of XML External Entity Reference in Plone

Plone before 5.2.3 allows XXE attacks via a feature that is protected by an unapplied permission of plone.schemaeditor.ManageSchemata therefore, only available to the Manager role...

PYSEC-2026-735 Improper Restriction of XML External Entity Reference in Plone

Plone before 5.2.3 allows XXE attacks via a feature that is protected by an unapplied permission of plone.schemaeditor.ManageSchemata therefore, only available to the Manager role...

PYSEC-2026-736 Improper Restriction of XML External Entity Reference in Plone

Plone before 5.2.3 allows XXE attacks via a feature that is explicitly only available to the Manager role...

PYSEC-2026-764 High severity vulnerability that affects Plone and Zope2

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...

PYSEC-2026-737 SSRF attacks via tracebacks in Plone

Plone before 5.2.3 allows SSRF attacks via the tracebacks feature only available to the Manager role...

PT-2026-54521

Name of the Vulnerable Software and Affected Versions Plone versions 7.0.0 through 7.0.1 Plone versions 6.0.0 through 6.0.3 Plone versions 5.0.0 through 5.0.7 Description A critical remote code execution RCE flaw allows TALES injection via the Classic portlet. TALES is a templating language used ...

Plone Unauthenticated Write Vulnerability

A privilege escalation issue in plone.app.contenttypes in Plone 4.3 through 5.2.1 allows users to PUT overwrite some content without needing write permission...

PYSEC-2026-459 Plone Unauthenticated Write Vulnerability

A privilege escalation issue in plone.app.contenttypes in Plone 4.3 through 5.2.1 allows users to PUT overwrite some content without needing write permission...

PT-2026-52218

Name of the Vulnerable Software and Affected Versions icalendar versions 7.1.0 through 7.1.2 Description The software contains a flaw in the Component equality method within src/icalendar/cal/component.py that leads to exponential time complexity O2^n relative to nesting depth when comparing nest...

CVE-2026-28413

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

PYSEC-2026-112

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

PYSEC-2026-112

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

CVE-2026-28413

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

CVE-2026-28413 Products.isurlinportal: Possible open redirect when using more than 2 forward slashes

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

CVE-2026-28413 Products.isurlinportal: Possible open redirect when using more than 2 forward slashes

Products.isurlinportal is a replacement for isURLInPortal method in Plone. Prior to versions 2.1.0, 3.1.0, and 4.0.0, a url /login?camefrom=////evil.example may redirect to an external website after login. This issue has been patched in versions 2.1.0, 3.1.0, and 4.0.0...

isURLInPortal 输入验证错误漏洞

isURLInPortal is a Plone open-source URL security check patch for Plone. Versions prior to 2.1.0, 3.1.0, and 4.0.0 of isURLInPortal had a input validation vulnerability that could lead to redirection to external websites after login...

Plone < 5.2.7 / 6.x < 6.0.0a3 XSS (CVE-2022-23599)

The detected version of Plone, is prior to version 5.2.7, or version 6 prior to 6.0.0a3. It is, therefore, affected by a cross site scripting vulnerability. A remote attacker can exploit this via cache poisoning to redirect a user when clicking links on the compromised page. Note that Nessus has...

Plone <= 6.0.5 Cross-Frame Scripting (CVE-2024-0669)

The detected version of the python package plone version 6.0.5 or prior. It is, therefore, affected by a cross-frame scripting vulnerability. A remote attacker can exploit this via cross-frame scripting to trick a user into opening a invisible i-frame to collect credentials or keystrokes. Note th...

Plone Python Library Multiple Vulnerabilities (20230921)

The detected version of Plone python package, plone, is prior to version 5.2.14 or 6.x prior to 6.0.7. It is, therefore, affected by the following the vulnerabilities: - Multiple stored cross site scripting vulnerabilities exits when handling SVG images. An authenticated, remote attacker can...