Description
The K2 frontend article-attachment upload path accepts files whose extension is `.php`, and Apache's standard mod_php matches `\.php$` and executes them under the K2 web user. A K2 Author can upload a `shell.php`, then fetch `/media/k2/attachments/shell.php` and execute arbitrary PHP code in the web server's context.
Published: 2026-06-25
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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References
Link Providers
https://www.getk2.org/ cve-icon
History

Thu, 25 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
Description The K2 frontend article-attachment upload path accepts files whose extension is `.php`, and Apache's standard mod_php matches `\.php$` and executes them under the K2 web user. A K2 Author can upload a `shell.php`, then fetch `/media/k2/attachments/shell.php` and execute arbitrary PHP code in the web server's context.
Title Joomla Extension - getk2.com - Privileged RCE vulnerability in K2 extension for Joomla < 2.26
Weaknesses CWE-434
References

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published:

Updated: 2026-06-25T15:25:28.947Z

Reserved: 2026-05-26T16:47:13.550Z

Link: CVE-2026-48946

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses
  • CWE-434

    Unrestricted Upload of File with Dangerous Type