CVE-2021-41974

CRITICAL 9.1CVE-2021-41974 · Published 08/10/2021 · updated 17/06/2026

In short

CVE-2021-41974 is a CRITICAL (CVSS 9.1) vulnerability affecting tad book3 (tad book3 project).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 69.8% of all vulnerabilities.
Fix: update to 3.9 or later.

Package	Affected versions	Patched versions
tad book3 tad_book3_project	`< 3.9`	`3.9`

Description

Tad Book3 editing book page does not perform identity verification. Remote attackers can use the vulnerability to view and modify arbitrary content of books without permission.

References

twcert.org.tw/tw/cp-132-5173-e21ba-1.html · Third Party Advisory

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