PT-2026-26572 · Yi Technology · Yi Home Camera

0Rbitingzer0 + 1 · Published 2026-03-20 · Updated 2026-03-20 · CVE-2026-4478

NVD

CVSS v2.0

7.6

High

AV:N/AC:H/Au:N/C:C/I:C/A:C

A vulnerability was identified in Yi Technology YI Home Camera 2 2.1.1 20171024151200. This impacts an unknown function of the file home/web/ipc of the component HTTP Firmware Update Handler. The manipulation leads to improper verification of cryptographic signature. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is said to be difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Fix

Insufficient Verification of Data Authenticity

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-345

CWE-347

Related Identifiers

CVE-2026-4478

Affected Products

Yi Home Camera

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-4478 · Security Note
• https://vuldb.com/?id.351768 · Note
• https://vuldb.com/?submit.773162 · Note
• https://vuldb.com/?ctiid.351768 · Note