What is CVE-2021-41568?

CVE-2021-41568 is a medium-severity vulnerability in Tad Web, classified under Improper Authorization. CVSS score: 5.3/10. Published 2021-10-08.

How severe is CVE-2021-41568?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2021-41568 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Tad Web

CVE-2021-41568

Tad Web is vulnerable to authorization bypass, thus remote attackers can exploit the vulnerability to use the original function of viewing bulletin boards and uploading files in the system.

Published 2021-10-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.1th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Tad Web — versions 0
Tad Web Project

Weakness classification (CWE)

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

www.twcert.org.tw/tw/cp-132-5172-b012c-1.html (Third Party Advisory)

Frequently asked questions

What is CVE-2021-41568?: CVE-2021-41568 is a medium-severity vulnerability in Tad Web, classified under Improper Authorization. CVSS score: 5.3/10. Published 2021-10-08.
How severe is CVE-2021-41568?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2021-41568 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.