---
id: "CVE-2026-110889"
kind: "vulnerability"
aliases: ["CVE-2026-110889"]
title: "Gantry 5 Framework: error messages leak sensitive data to visitors"
severity: "high"
cvss: 7.5
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["gantry5", "joomla", "runtime", "self-hosted", "wordpress"]
not_affected_if: ["unknown"]
published_at: "2026-10-17T11:16:32+00:00"
first_seen_at: "2026-10-23T21:57:14+00:00"
updated_at: "2026-10-25T03:23:38+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-110889", "first_seen_at": "2026-10-23T21:57:14+00:00"}]
---

# Gantry 5 Framework: error messages leak sensitive data to visitors

Gantry 5 Framework, a theme framework for Joomla and WordPress sites, generates error messages that contain sensitive information. The NVD entry says an attacker can retrieve embedded sensitive data from those messages.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed Gantry 5 Framework version against the affected range in the NVD entry (through `5.6.4`)
- unknown for other checks, the sources do not say which configuration exposes the error output

## Fix

- Upgrade Gantry 5 Framework to a version later than `5.6.4`
- unknown for a specific patched version, the sources do not say

## Timeline

- 2026-10-23T21:57:14+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-110889

## From the sources

Generation of Error Message Containing Sensitive Information vulnerability in Gantry Gantry 5 Framework gantry5 allows Retrieve Embedded Sensitive Data.This issue affects Gantry 5 Framework: from n/a through 5.6.4.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_