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Fencer Vulns
critical 9.1

CVE-2021-41729 json

BaiCloud-cms v2.5.7 is affected by an arbitrary file deletion vulnerability, which allows an attacker to delete arbitrary files on the serv…

published 2021-09-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-28741

cvss
9.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

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.

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/meiko-S/BaiCloud-cms/issues/3 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.