CVE Catalog

CVE-2026-57576

MediumCVSS 6.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
0.76%

54th percentile - higher than 54% of all known CVEs

Summary

plone.app.dexterity is a content-type system for Plone, and plone.app.contenttypes provides Dexterity-based content types. Versions through 3.2.2, 4.0.0 through 4.1.2, and 5.0.0 of plone.app.dexterity, and through 3.0.11, 4.0.0 through 4.0.9, and 5.0.0 of plone.app.contenttypes are vulnerable to denial of service because an authenticated user can create content with excessively long titles, descriptions, or uploaded-file names, causing Plone to become unresponsive and potentially making the content difficult to edit or delete. The vulnerability is patched in plone.app.dexterity 3.2.3, 4.1.3, and 5.0.1, and plone.app.contenttypes 3.0.12, 4.0.10, and 5.0.1.

Risk Assessment

An authenticated user can cause unavailability of the Plone site, disrupting organizational operations and making content management difficult.

Recommendation

Upgrade plone.app.dexterity to version 3.2.3, 4.1.3, or 5.0.1 and plone.app.contenttypes to version 3.0.12, 4.0.10, or 5.0.1.

Related vulnerabilities

Original NVD description (English source)

plone.app.dexterity is a content-type system for the Plone content management system, and plone.app.contenttypes provides Plone’s Dexterity-based content types. Plone.app.dexterity versions through 3.2.2, 4.0.0 through 4.1.2, and 5.0.0, and plone.app.contenttypes versions through 3.0.11, 4.0.0 through 4.0.9, and 5.0.0 are vulnerable to denial of service because an authenticated user can create content with excessively long titles, descriptions, or uploaded-file names, causing Plone to become unresponsive and potentially making the resulting content difficult to edit or delete. The vulnerability is patched in plone.app.dexterity versions 3.2.3, 4.1.3, and 5.0.1, and in plone.app.contenttypes versions 3.0.12, 4.0.10, and 5.0.1.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS