CVE-2026-45218: WP Travel Blind SQL Injection Puts User Data at Risk
The National Vulnerability Database has disclosed CVE-2026-45218, a high-severity SQL Injection vulnerability affecting WP Travel plugin versions up to and including 11.4.0. This flaw, categorized as CWE-89, allows for Blind SQL Injection, which attackers can exploit to extract sensitive information from the underlying database.
This isn’t just a theoretical bug; SQL injection remains a top attack vector for a reason. An attacker can leverage this to bypass authentication, gain unauthorized access to user data, or even compromise the entire application. The ‘Blind’ aspect means they won’t get direct error messages, but they can infer database structure and content through subtle application responses or timing delays.
For any organization running WP Travel, this is a critical exposure. The ease of exploitation (low attack complexity, low privileges required) combined with the potential for high confidentiality impact (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N) makes it an attractive target. Defenders need to prioritize patching immediately.
What This Means For You
- If your organization uses the WP Travel plugin, especially for booking or e-commerce, immediately verify your version. Patch to a fixed version beyond 11.4.0 without delay to prevent unauthorized data exfiltration via Blind SQL Injection. Review web application firewall (WAF) logs for any suspicious SQL-like queries.
Related ATT&CK Techniques
🛡️ Detection Rules
6 rules · 6 SIEM formats6 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Web Application Exploitation Attempt — CVE-2026-45218
title: Web Application Exploitation Attempt — CVE-2026-45218
id: scw-2026-05-12-1
status: experimental
level: high
description: |
Detects common exploitation patterns targeting web applications. Review CVE-2026-45218 advisories for specific indicators.
author: SCW Feed Engine (auto-generated)
date: 2026-05-12
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-45218/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri-query|contains:
- '..'
- 'SELECT'
- 'UNION'
- '<script'
- 'cmd='
- '/etc/passwd'
condition: selection
falsepositives:
- Legitimate activity from CVE-2026-45218
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-45218 | SQLi | WP Travel plugin for WordPress |
| CVE-2026-45218 | SQLi | Affected versions: <= 11.4.0 |
| CVE-2026-45218 | SQLi | CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') |
| CVE-2026-45218 | SQLi | Blind SQL Injection |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 12, 2026 at 14:16 UTC |
This content was AI-rewritten and enriched by Shimi's Cyber World based on the original source. All intellectual property rights remain with the original author.
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