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Fencer Intel
high 8.8

CVE-2020-28688 in the critical feed json

The add artwork functionality in ARTWORKS GALLERY IN PHP, CSS, JAVASCRIPT, AND MYSQL 1.0 allows remote attackers to upload arbitrary files.

published 5y ago modified 4mo ago also EUVD-2020-21086

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.0%
EPSS 12.0% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

The add artwork functionality in ARTWORKS GALLERY IN PHP, CSS, JAVASCRIPT, AND MYSQL 1.0 allows remote attackers to upload arbitrary files.

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Timeline

  1. Published
  2. First public exploit (EDB-49166)

Exploit prediction

12.04% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-49166 Artworks Gallery 1.0 - Arbitrary File Upload RCE (Authenticated) via Add Artwork webapps, 2020-12-02
  • packetstormsecurity.com https://packetstormsecurity.com/files/160095/Artworks-Gallery-1.0-Shell-Upload.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Classification

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

References

Sources

Fencer Intel 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.