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Fencer Vulns
critical 9.8

CVE-2020-28130 json

An Arbitrary File Upload in the Upload Image component in SourceCodester Online Library Management System 1.0 allows the user to conduct re…

published 2020-11-17 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-20616

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.5%
EPSS 6.5% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

An Arbitrary File Upload in the Upload Image component in SourceCodester Online Library Management System 1.0 allows the user to conduct remote code execution via admin/borrower/index.php?view=add because .php files can be uploaded to admin/borrower/photos (under the web root).

Exploit prediction

6.53% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • exploit-db.com https://www.exploit-db.com/exploits/48928 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

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.