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Fencer Vulns
high 7.5

CVE-2020-28145 json

Arbitrary file deletion vulnerability was discovered in wuzhicms v 4.0.1 via coreframe\app\attachment\admin\index.php, which allows attacke…

published 2021-10-12 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-20631

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

Arbitrary file deletion vulnerability was discovered in wuzhicms v 4.0.1 via coreframe\app\attachment\admin\index.php, which allows attackers to access sensitive information.

Exploit prediction

1.25% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/wuzhicms/wuzhicms/issues/191 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-668 Exposure of Resource to Wrong Sphere

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.