CVE-2021-41974
CRITICALCVSS 9.1/10EPSS 1.22%
Last modified
CVE-2021-41974 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 1.22% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tad Book3 Project | Tad Book3 | < 3.9 |
References
- https://www.twcert.org.tw/tw/cp-132-5173-e21ba-1.htmlThird Party Advisory
- https://www.twcert.org.tw/tw/cp-132-5173-e21ba-1.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-41974?
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.
How severe is CVE-2021-41974?
CVE-2021-41974 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.22% probability of exploitation in the next 30 days.
How do I fix CVE-2021-41974?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-41974?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST