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Mstore Api CVE-2023-45055

HIGH
SQL Injection (CWE-89)
2023-11-06 audit@patchstack.com
8.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Parameterized queries, prepared statements
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.5 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.21%.

Exploit ScenarioDerived

A remote attacker could execute arbitrary SQL commands against the database by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAI

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in InspireUI MStore API allows SQL Injection.0.6. Rated high severity (CVSS 8.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in InspireUI MStore API allows SQL Injection.0.6. Affected products include: Inspireui Mstore Api. Version information: through 4.0.6..

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.5 HIGH
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
Low

Lifecycle Timeline

3
Severity Changed
Apr 29, 2026 - 10:22 NVD
CRITICAL HIGH
CVSS changed
Apr 29, 2026 - 10:22 NVD
9.8 (CRITICAL) 8.5 (HIGH)
CVE Published
Nov 06, 2023 - 09:15 cve.org
HIGH 8.5

DescriptionCVE.org

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in InspireUI MStore API allows SQL Injection.This issue affects MStore API: from n/a through 4.0.6.

Threat Intelligence Overview

EPSS Score
0.2%
Top 57% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

SQL injection exploits the way applications construct database queries by mixing user input directly into SQL statements.

Affected Products (CPE)CVE.org

cpe:2.3:a:inspireui:mstore_api:*:*:*:*:*:wordpress:*:*
CVE-2023-2732 CRITICAL POC
9.8 May 25

The MStore API plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 3.9.2. Rate

CVE-2023-2734 CRITICAL POC
9.8 May 25

The MStore API plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 3.9.1. Rate

CVE-2023-3277 CRITICAL POC
9.8 Nov 03

The MStore API plugin for WordPress is vulnerable to Unauthorized Account Access and Privilege Escalation in versions up

CVE-2023-3197 CRITICAL POC
9.8 Jun 24

The MStore API plugin for WordPress is vulnerable to Unauthenticated Blind SQL Injection via the 'id' parameter in versi

CVE-2020-36713 CRITICAL POC
9.8 Jun 07

The MStore API plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.1.5. Rate

CVE-2023-3077 CRITICAL POC
9.8 Jul 10

The MStore API WordPress plugin before 3.9.8 does not sanitise and escape a parameter before using it in a SQL statement

CVE-2023-3076 CRITICAL POC
9.8 Jul 10

The MStore API WordPress plugin before 3.9.9 does not prevent visitors from creating user accounts with the role of thei

CVE-2021-47933 CRITICAL POC
9.3 May 10

WordPress MStore API 2.0.6 contains an arbitrary file upload vulnerability that allows unauthenticated attackers to uplo

CVE-2026-16038 CRITICAL POC
9.1 Aug 07

Authentication bypass in the MStore API WordPress plugin before 4.21.0 lets an unauthenticated remote attacker mark any

CVE-2026-16030 HIGH POC
8.1 Aug 07

Account takeover in MStore API WordPress plugin before 4.21.0 is achievable by unauthenticated remote attackers who know

CVE-2026-16041 HIGH POC
7.5 Aug 07

Integrity bypass in MStore API WordPress plugin (versions before 4.21.0) enables unauthenticated remote attackers to cre

CVE-2026-18234 MEDIUM POC
6.5 Aug 29

Broken order authorization in MStore API WordPress plugin (before 4.21.1) allows any authenticated user, including low-p

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