CVE-2026-3822: Taipower｜Taipower APP(Android) - Improper Certificate Validation

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-09 · updated 2026-06-17
Weakness: CWE-295

Description

Taipower APP for Andorid developed by Taipower has an Improper Certificate Validation vulnerability. When establishing an HTTPS connection with the server, the application fails to verify the server-side TLS/SSL certificate. This flaw allows an unauthenticated remote attackers to exploit the vulnerability to perform a Man-in-the-Middle (MITM) attack to read and tamper with network packets.

Affected products

Taipower APP: through 3.4.4

References

https://www.twcert.org.tw/en/cp-139-10751-23871-2.html
https://www.twcert.org.tw/tw/cp-132-10750-3735f-1.html

Get alerted when CVE-2026-3822 or the next vulnerability affects your stack