7.3
HIGH CVSS 4.0
CVE-2026-33045
Home Assistant has stored XSS in history-graphs
Description

Home Assistant is open source home automation software that puts local control and privacy first. Starting in version 2025.02 and prior to version 2026.01 the "remaining charge time"-sensor for mobile phones (imported/included from Android Auto it appears) is vulnerable cross-site scripting, similar to CVE-2025-62172. Version 2026.01 fixes the issue.

INFO

Published Date :

March 27, 2026, 8:16 p.m.

Last Modified :

March 27, 2026, 8:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-33045 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH [email protected]
Solution
Update Home Assistant to version 2026.01 or later to fix the cross-site scripting vulnerability.
  • Update Home Assistant to version 2026.01.
  • Ensure mobile phone sensor data is validated.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-33045.

URL Resource
https://github.com/home-assistant/core/security/advisories/GHSA-46j8-vpx8-6p72
https://github.com/home-assistant/core/security/advisories/GHSA-mq77-rv97-285m
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-33045 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-33045 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-33045 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-33045 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Mar. 27, 2026

    Action Type Old Value New Value
    Added Description Home Assistant is open source home automation software that puts local control and privacy first. Starting in version 2025.02 and prior to version 2026.01 the "remaining charge time"-sensor for mobile phones (imported/included from Android Auto it appears) is vulnerable cross-site scripting, similar to CVE-2025-62172. Version 2026.01 fixes the issue.
    Added CVSS V4.0 AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-79
    Added Reference https://github.com/home-assistant/core/security/advisories/GHSA-46j8-vpx8-6p72
    Added Reference https://github.com/home-assistant/core/security/advisories/GHSA-mq77-rv97-285m
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.