CVE-2026-23898: Lack of input validation leads to an arbitrary file deletion vulnerability in the autoupdate server mechanism.

CVE-2026-23898 · Severity: high · CVSS 7.2 · Published 2026-04-01

Lack of input validation leads to an arbitrary file deletion vulnerability in the autoupdate server mechanism.

Technologies: Joomla! Joomla\!. Vendors: Joomla!.

Quick answers

Is CVE-2026-23898 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-23898 being exploited in the wild.
How severe is CVE-2026-23898?
High severity, with a CVSS score of 7.2, published 1 April 2026.
Which products and versions are affected?
Joomla! Joomla\!. The advisory does not name versions.
Is there a fix for CVE-2026-23898?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-23898?
Check whether you run Joomla! Joomla\!. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Joomla! Joomla\!

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