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Maps Marker Pro EUVDEUVD-2026-62378

| CVE-2026-73183 CRITICAL
SQL Injection (CWE-89)
2026-08-19 Patchstack GHSA-vx6x-cp3c-h55h
9.3
CVSS 3.1 · Vendor: Patchstack
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify WordPress site running Maps Marker Pro <= 4.32
  2. Delivery
    Send crafted HTTP request to vulnerable endpoint
  3. Exploit
    Inject SQL into unsanitized parameter
  4. Execution
    Manipulate backing $wpdb query
  5. Impact
    Extract user credentials and secrets from database

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.

Exploitation Conditions

Exploitation requires only that a WordPress site has the Maps Marker Pro plugin (version <= 4.32) installed and active, with the vulnerable request handler reachable over the network - the CVSS vector AV:N/AC:L/PR:N/UI:N confirms no authentication, no user interaction, and low complexity, i.e. exploitable against default configurations. The primary limiting factor is simply plugin presence and version: sites on a patched build, sites not running Maps Marker Pro, or deployments that block the affected endpoint via WAF/network controls are not exploitable. No special plugin feature toggle or non-default setting was cited in the advisory as a precondition.

Impact

The supplied CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L, base 9.3) describes a network-reachable, low-complexity, unauthenticated attack with high confidentiality impact and a changed scope - consistent with blind/unauthenticated SQLi that reads data beyond the plugin's own boundary. No EPSS score, SSVC decision, or POC signal was provided in the input, and the CVE is not in CISA KEV, so exploitation status is 'no public exploit identified at time of analysis' rather than active exploitation. The combination of unauthenticated access plus SQLi against a public-facing CMS makes this a genuine priority for exposed sites even though widespread automated exploitation is not yet evidenced; the scoring is internally consistent, with the only notable oddity being I:N/A:L (read-oriented injection) rather than the full C:H/I:H often seen for SQLi. Missing data: EPSS, POC availability, and the exact fixed version are not present in the provided intelligence and should be confirmed against the Patchstack advisory.

Exploit ScenarioDerived

An anonymous attacker sends a crafted HTTP request to the vulnerable Maps Marker Pro endpoint with a malicious value in the injectable parameter, manipulating the underlying SQL query to extract WordPress user records, password hashes, and secret keys from the database. Because no authentication or user interaction is required (PR:N/UI:N) and complexity is low (AC:L), the request can be scripted and mass-scanned against exposed WordPress sites; no public exploit code has been identified yet, so the current scenario relies on attacker-developed tooling.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 19, 2026

Unauthenticated SQL injection in the Maps Marker Pro WordPress plugin (all versions up to and including 4.32) lets remote attackers inject arbitrary SQL against the site database without any credentials or user interaction. Reported by Patchstack and rated CVSS 9.3, the flaw exposes the backing WordPress database to unauthenticated extraction. No public exploit has been identified at the time of analysis and the CVE is not listed in CISA KEV.

RemediationAI

Upgrade Maps Marker Pro to a release newer than 4.32 that contains the vendor fix; the input data does not include an exact patched version number, so confirm the fixed release directly on the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/maps-marker-pro/vulnerability/wordpress-maps-marker-pro-plugin-4-32-sql-injection-vulnerability) and the vendor changelog before deploying - do not assume a version. If an immediate upgrade is not possible, place the vulnerable endpoint behind a WAF or Patchstack virtual patch with an SQLi ruleset (trade-off: rule tuning may cause false positives on legitimate map queries), restrict access to the affected plugin request handler at the web server or firewall level where feasible, and consider temporarily deactivating the Maps Marker Pro plugin (trade-off: maps and markers stop rendering site-wide). As defensive follow-up, rotate database credentials and audit query logs for anomalous UNION/SLEEP-style patterns if exposure is suspected.

Affected VersionsENISA

Maps Marker Pro n/a ≤4.32

Affected Packages

euvd maps_marker_pro no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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

Technical ContextAI · show details

Maps Marker Pro is a commercial WordPress plugin (CPE cpe:2.3:a:get_maps_marker_pro:maps_marker_pro) used to build interactive maps, markers, and layers embedded in posts and pages. The root cause is CWE-89 (Improper Neutralization of Special Elements used in an SQL Command), meaning user-supplied input reaches a database query without proper parameterization or escaping. In WordPress plugins this pattern typically arises when a request parameter is concatenated into a $wpdb query instead of being passed through $wpdb->prepare(), allowing an attacker to alter query logic. Because the endpoint is reachable pre-authentication, the injectable parameter is exposed to any anonymous visitor over HTTP(S).

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Severity by source

Vendor (Patchstack) PRIMARY 9.3 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
vuln.today AI 8.2 HIGH

Unauthenticated network SQLi (AV:N/AC:L/PR:N/UI:N) yields high confidentiality via data extraction (C:H) and limited integrity from possible query manipulation (I:L); scope kept Unchanged as impact stays within the DB the app manages.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

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

DescriptionCVE.org

Unauthenticated SQL Injection in Maps Marker Pro <= 4.32 versions.

Executive ViewAI

Why It Matters

Maps Marker Pro WordPress plugin (versions through 4.32) contains an unauthenticated SQL injection vulnerability (CVE-2026-73183, CVSS 9.3) that allows attackers to extract sensitive data directly from your WordPress database without credentials. This exposes customer data, user credentials, and business-critical information to unauthorized access and potential theft. Immediate action is required to prevent database compromise.

Business Impact: Severe
Compensating Controls

Disable Maps Marker Pro plugin immediately across all WordPress instances. Implement Web Application Firewall (WAF) rules to block SQL injection patterns targeting WordPress database queries. Enforce database user accounts to least-privilege access and implement network-level segmentation restricting direct database connections. Enable comprehensive logging and real-time alerting for anomalous database queries, unusual access patterns, and authentication failures. Evaluate alternative mapping solutions that receive active security maintenance.

Threat Intelligence Overview

EPSS Score
0.2%
Top 85% exploitable
Prevalence
Low
premium niche WordPress mapping plugin, limited enterprise footprint
Data Quality
4 sources
Confidence: Medium

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 CRITICAL
CISA KEV No
Public POC No
EPSS 0.2%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
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
Out-of-Cycle
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact
Very High
Technical Impact
Partial

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +46
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.

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