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 31, 2026, 8:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- 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 | Exploit Vendor Advisory |
| https://github.com/home-assistant/core/security/advisories/GHSA-mq77-rv97-285m | Exploit Vendor Advisory |
| https://github.com/home-assistant/core/security/advisories/GHSA-46j8-vpx8-6p72 | Exploit Vendor Advisory |
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.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 31, 2026
Action Type Old Value New Value Added Reference https://github.com/home-assistant/core/security/advisories/GHSA-46j8-vpx8-6p72 -
Initial Analysis by [email protected]
Mar. 31, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:home-assistant:home-assistant:*:*:*:*:*:*:*:* versions from (including) 2025.2.0 up to (excluding) 2026.1.0 Added Reference Type GitHub, Inc.: https://github.com/home-assistant/core/security/advisories/GHSA-46j8-vpx8-6p72 Types: Exploit, Vendor Advisory Added Reference Type GitHub, Inc.: https://github.com/home-assistant/core/security/advisories/GHSA-mq77-rv97-285m Types: Exploit, Vendor Advisory -
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