HOMEVULNERABILITIESCVE-2020-35754
HIGHPOC

CVE-2020-35754

CWE-94Published: January 28, 2021· Updated: Jun 17, 2026

7.2
CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2020-35754 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.2.

A proof-of-concept (PoC) exploit exists for CVE-2020-35754. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

opensolution2 product(s)
quick.cartquick.cms
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (8)

Quick Facts

CVE IDCVE-2020-35754
CVSS Score7.2 / 10
SeverityHIGH
WeaknessCWE-94
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedJan 28, 2021

Related CVEs (CWE-94)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-35754 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.