CVE-2026-2503

| EUVD-2026-14163 MEDIUM
6.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

3
EUVD ID Assigned
Mar 21, 2026 - 04:00 euvd
EUVD-2026-14163
Analysis Generated
Mar 21, 2026 - 04:00 vuln.today
CVE Published
Mar 21, 2026 - 03:27 nvd
MEDIUM 6.5

Description

The ElementCamp plugin for WordPress is vulnerable to time-based SQL Injection via the 'meta_query[compare]' parameter in the 'tcg_select2_search_post' AJAX action in all versions up to, and including, 2.3.6. This is due to the user-supplied compare value being placed as an SQL operator in the query without validation against an allowlist of comparison operators. The value is passed through esc_sql(), but since the payload operates as an operator (not inside quotes), esc_sql() has no effect on payloads that don't contain quote characters. This makes it possible for authenticated attackers, with Author-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Analysis

The ElementCamp plugin for WordPress contains a time-based SQL injection vulnerability in the 'tcg_select2_search_post' AJAX action through improper validation of the 'meta_query[compare]' parameter. Authenticated attackers with Author-level privileges or higher can inject arbitrary SQL operators to extract sensitive database information, as the vulnerable code places user-supplied comparison operators directly into SQL queries without allowlist validation, rendering esc_sql() ineffective for operator-level payloads. …

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Remediation

Within 30 days: Identify affected systems running all and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

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Priority Score

33
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

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CVE-2026-2503 vulnerability details – vuln.today

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