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PatchSiren cyber security CVE debrief

CVE-2026-7462 vatanyazilim CVE debrief

The VatanSMS WP SMS plugin for WordPress contains a reflected cross-site scripting (XSS) vulnerability in versions up to and including 1.01. The flaw resides in the `page` parameter, where insufficient input sanitization and output escaping allow unauthenticated attackers to inject arbitrary web scripts. Successful exploitation requires social engineering an administrator into clicking a malicious link, at which point the injected scripts execute in the administrator's browser context. The vulnerability carries a CVSS 3.1 score of 6.1 (Medium severity). The issue was disclosed on 2026-05-20 and remains in Deferred status per NVD records. No known exploitation in ransomware campaigns has been documented, and the vulnerability is not listed in CISA's Known Exploited Vulnerabilities catalog.

Vendor
vatanyazilim
Product
VatanSMS WP SMS
CVSS
MEDIUM 6.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-20
Original CVE updated
2026-05-20
Advisory published
2026-05-20
Advisory updated
2026-05-20

Who should care

WordPress site administrators using the VatanSMS WP SMS plugin; security teams managing WordPress installations; developers maintaining WordPress plugins with administrative interfaces

Technical summary

The VatanSMS WP SMS plugin fails to properly sanitize and escape the `page` parameter in administrative interface files. The vulnerability exists in multiple locations including groups.php (line 34), outbox.php (line 5), and subscribers.php (line 128). An attacker can craft a URL containing malicious JavaScript in the `page` parameter that, when clicked by an authenticated administrator, executes in the security context of the WordPress admin panel. This is a reflected XSS variant requiring user interaction, limiting its exploitability but maintaining significant risk given the privileged access of targeted users.

Defensive priority

medium

Recommended defensive actions

  • Update VatanSMS WP SMS plugin to version 1.02 or later if available
  • Implement Web Application Firewall (WAF) rules to filter malicious `page` parameter payloads
  • Apply principle of least privilege for WordPress administrative accounts
  • Enable Content Security Policy (CSP) headers to mitigate XSS impact
  • Review administrator access logs for suspicious link-clicking patterns
  • Consider implementing additional authentication factors for administrative actions

Evidence notes

Vulnerability confirmed via Wordfence security advisory and source code review of affected plugin files. Multiple source code references identify the vulnerable `page` parameter handling in administrative interface files.

Official resources

2026-05-20