---
id: "CVE-2026-112849"
kind: "vulnerability"
aliases: ["CVE-2026-112849"]
title: "Hostme v2 theme: DOM-based XSS lets attackers run scripts in pages"
severity: "high"
cvss: 7.1
epss: 0.00251
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["hostme-v2", "other", "themes", "wordpress"]
not_affected_if: ["theme-not-installed"]
published_at: "2026-10-23T13:17:06+00:00"
first_seen_at: "2026-10-23T21:57:33+00:00"
updated_at: "2026-10-25T12:38:51+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112849", "first_seen_at": "2026-10-23T21:57:33+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-112849", "first_seen_at": "2026-10-25T12:38:51+00:00"}]
---

# Hostme v2 theme: DOM-based XSS lets attackers run scripts in pages

AivahThemes Hostme v2, a WordPress-style hosting theme, has a DOM-based cross-site scripting flaw in versions through 7.0. An attacker can get script to run in a visitor's browser through crafted input handled by client-side page code.

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

## How to check

- Check the installed Hostme v2 theme version in the theme's style.css header or the WordPress admin under Appearance > Themes
- unknown for other checks, the sources do not say which input or page triggers it

## Fix

- Update Hostme v2 to a version later than `7.0`, as the sources do not name a fixed release
- unknown for a specific patched version, check the vendor or NVD entry

## Timeline

- 2026-10-23T21:57:33+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112849
- 2026-10-25T12:38:51+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2026-112849

## From the sources

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in AivahThemes Hostme v2 hostmev2 allows DOM-Based XSS.This issue affects Hostme v2: from n/a through 7.0.

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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_