🛡️ CVE-2026-55844

🟠 CVSS 7.5 — High ✅ No Known Exploit CWE-319 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Home Assistant is open source home automation software that puts local control and privacy first. Prior to 2025.5.0, The iOS companion app ignores the SSID allowlist for internal networks. The app uses SSID to detect when to use the internal URL, but whenever the app cannot find any other URL to be used, it fallbacks to the internal URL as well, which can expose user's token when connected to a not secure network. This vulnerability is fixed in 2025.5.0.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

Weakness class

CVE-2026-55844 is classified as CWE-319: Cleartext Transmission of Sensitive Information. Sensitive data crosses the network without encryption and can be read or altered in transit.

Affected software

CVE-2026-55844 is recorded against 1 package.

  • unknown

Timeline and source

Published on 29 June 2026 and last revised on 30 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

github.com
github.com

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-319
Public Exploit ✅ No
Source NVD
Published 2026-06-29
Updated 2026-08-11
Modified 2026-06-30
Fix URL N/A

Affected Packages

Software From version Fixed in
unknown — —

Similar Threats

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