What’s Vulnerable › Vulnerabilities

CVE-2022-2540: Link Optimizer Lite <= 1.4.5 - Cross-Site Request Forgery to Cross-Site Scripting

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-06 · updated 2026-06-17
• Weakness: CWE-352

Description

The Link Optimizer Lite plugin for WordPress is vulnerable to Cross-Site Request Forgery to Cross-Site Scripting in versions up to, and including 1.4.5. This is due to missing nonce validation on the admin_page function found in the ~/admin.php file. This makes it possible for unauthenticated attackers to modify the plugin's settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

• adambard Link Optimizer Lite: through 1.4.5

References

• https://plugins.trac.wordpress.org/browser/link-optimizer-lite/1.4.5/admin.php#L20
• https://www.wordfence.com/threat-intel/vulnerabilities/id/ca64692b-b194-4ceb-975e-72e4041252f2?source=cve
• https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2540
• https://plugins.trac.wordpress.org/browser/link-optimizer-lite/1.4.5/admin.php#L20
• https://www.wordfence.com/threat-intel/vulnerabilities/id/ca64692b-b194-4ceb-975e-72e4041252f2?source=cve
• https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2540

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