How severe is CVE-2021-41729?

CVE-2021-41729 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2021-41729 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-41729?

CVE-2021-41729 affects Baicloud-cms Project Baicloud-cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-41729?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-41729 published?

CVE-2021-41729 was published on 2021-09-30 and last updated on 2026-06-17.

CVE-2021-41729

CVE-2021-41729 is a critical-severity vulnerability in Baicloud-cms Project Baicloud-cms with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Baicloud-cms Project Baicloud-cms
Published: 2021-09-30
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2021-41729?: CVE-2021-41729 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2021-41729 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-41729?: CVE-2021-41729 affects Baicloud-cms Project Baicloud-cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-41729?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-41729 published?: CVE-2021-41729 was published on 2021-09-30 and last updated on 2026-06-17.

References

https://github.com/meiko-S/BaiCloud-cms/issues/3

Affected products (1)

cpe:2.3:a:baicloud-cms_project:baicloud-cms:2.5.7:*:*:*:*:*:*:*

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