What is CVE-2021-41729?

CVE-2021-41729 is a critical-severity vulnerability in Baicloud-Cms Project, classified under Missing Authorization. CVSS score: 9.1/10. Published 2021-09-30.

How severe is CVE-2021-41729?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Baicloud-Cms Project

CVE-2021-41729

BaiCloud-cms v2.5.7 is affected by an arbitrary file deletion vulnerability, which allows an attacker to delete arbitrary files on the server through /user/ppsave.php.

Vulnerability class: Broken Access Control

Published 2021-09-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.2th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% 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

Baicloud-Cms Project — versions 2.5.7

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/meiko-S/BaiCloud-cms/issues/3 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2021-41729?: CVE-2021-41729 is a critical-severity vulnerability in Baicloud-Cms Project, classified under Missing Authorization. CVSS score: 9.1/10. Published 2021-09-30.
How severe is CVE-2021-41729?: Critical severity. CVSS v3 base score is 9.1 out of 10.