SEPTEMBER 19, 2026
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Case File

CVE-2026-54623

HIGH · CVSS 7.1 EPSS 0.34% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-20 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

The move_plugin endpoint in django CMS versions prior to 5.0.8 is vulnerable to a denial-of-service attack due to improper handling of user-controlled plugin identifiers, allowing a staff user with plugin-change permissions to create cyclic dependencies in the plugin tree. This can lead to infinite recursion during database operations, potentially crashing the application and exhausting request workers. Organizations using django CMS should prioritize upgrading to version 5.0.8 or later to mitigate this high-severity vulnerability.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

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CVE
CVE-2026-54623
Severity
HIGH
CVSS
7.1
EPSS
0.34%

Original NVD Description

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.8, the move_plugin endpoint in cms/admin/placeholderadmin.py accepts an attacker-controlled plugin_parent value without rejecting a plugin’s own identifier or a descendant identifier. A staff user with plugin-change permission under CMS_PERMISSION can create a parent_id cycle in the plugin tree. The _get_descendants_cte and _get_ancestors_cte queries in cms/models/pluginmodel.py have no cycle guard, so get_descendants() and later rendering, copy, or delete operations can recurse indefinitely or reach a database recursion limit, corrupting the tree and consuming request workers. This issue is fixed in versions 5.0.8.