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Fencer Intel
high 7.2

CVE-2020-35754 in the critical feed json

OpenSolution Quick.CMS < 6.7 and Quick.Cart < 6.7 allow an authenticated user to perform code injection (and consequently Remote Code Execu…

published 5y ago modified 4mo ago also EUVD-2020-23410

cvss
7.2
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.9%
EPSS 10.9% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

OpenSolution Quick.CMS < 6.7 and Quick.Cart < 6.7 allow an authenticated user to perform code injection (and consequently Remote Code Execution) via the input fields of the Language tab.

Patch / fix

  • opensolution quick.cart 6.7
  • opensolution quick.cms 6.7

Is CVE-2020-35754 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

  1. Published
  2. First public exploit (EDB-49494)

Exploit prediction

10.90% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-49494 Quick.CMS 6.7 - Remote Code Execution (Authenticated) webapps, 2021-01-29
  • secator.pl https://secator.pl/index.php/2021/01/28/cve-2020-35754-authenticated-rce-in-quick-cms-and-quick-cart/ referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/161189/Quick.CMS-6.7-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.5 AV:N/AC:L/Au:S/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

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.