CVE-2024-11420: Blocksy <= 2.0.77 - Authenticated (Contributor+) Stored Cross-Site Scripting
The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the Contact Info Block link parameter in all versions up to, and including, 2.0.77 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2024-11420?
CVE-2024-11420 has a medium severity level due to its potential for stored cross-site scripting attacks.
How do I fix CVE-2024-11420?
To fix CVE-2024-11420, update the Blocksy theme to version 2.0.78 or later.
Who is affected by CVE-2024-11420?
CVE-2024-11420 affects all users of the Blocksy theme for WordPress prior to version 2.0.78.
What type of vulnerability is CVE-2024-11420?
CVE-2024-11420 is a Stored Cross-Site Scripting vulnerability.
Can CVE-2024-11420 be exploited by unauthenticated users?
No, CVE-2024-11420 can only be exploited by authenticated attackers.