Threat intelligence

Post Snippets – Custom WordPress Code Snippets Customizer <= 4.0.19 - Authenticated (Contributor+) Remote Code Execution

CVE-2026-56049 · post-snippets

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Post Snippets at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Post Snippets – Custom WordPress Code Snippets Customizer <= 4.0.19 - Authenticated (Contributor+) Remote Code Execution
Affected software: post-snippets(Plugin)
Affected versions: ≤ 4.0.19
Authentication: Authenticated (see advisory title)
Vulnerability type: Remote code execution
CVE: CVE-2026-56049
Published: 25 June 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run arbitrary code on the server if exploited.
Source: Data imported from Wordfence Intelligence (advisory 91f67907-9b42-4fa3-a333-2ac0d3afaaad). Methodology and redistribution notes

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