CVE-2021-41564: Tad Honor - Improper Authorization

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-10-08 · updated 2026-06-17
Weakness: CWE-285

Description

Tad Honor viewing book list function is vulnerable to authorization bypass, thus remote attackers can use special parameters to delete articles arbitrarily without logging in.

Affected products

Tad Honor: before 1.47 — fixed in 1.47

How to fix

Upgrade to a fixed version: Tad Honor 1.47. Check the vendor advisory for mitigations.

References

https://www.twcert.org.tw/tw/cp-132-5168-52304-1.html
https://www.twcert.org.tw/tw/cp-132-5168-52304-1.html

Get alerted when CVE-2021-41564 or the next vulnerability affects your stack