Platform
wordpress
Component
post-snippets
Fixed in
4.0.13
CVE-2026-25001 describes a Remote Code Execution (RCE) vulnerability within the Post Snippets WordPress plugin. This flaw allows attackers to achieve Remote Code Inclusion, potentially granting them complete control over a vulnerable WordPress installation. The vulnerability impacts versions from 0.0.0 through 4.0.12, and a patch is available in version 4.0.13.
The impact of this RCE vulnerability is severe. An attacker exploiting this flaw can execute arbitrary code on the server hosting the WordPress site. This could lead to complete system compromise, including data theft, modification, or deletion. Attackers could also use the compromised server as a launchpad for further attacks against other systems on the network. The Remote Code Inclusion aspect means an attacker can inject malicious code directly into the plugin's functionality, bypassing typical security measures. This vulnerability shares similarities with other code injection flaws where attackers can leverage plugin functionality for malicious purposes.
CVE-2026-25001 was publicly disclosed on 2026-03-25. Currently, there are no known active campaigns exploiting this vulnerability, but the availability of a public RCE vulnerability significantly increases the risk of exploitation. The vulnerability is not listed on the CISA KEV catalog at the time of writing. Public proof-of-concept code is likely to emerge, increasing the risk of widespread exploitation.
Exploit Status
EPSS
0.05% (17% percentile)
CISA SSVC
CVSS Vector
The primary mitigation for CVE-2026-25001 is to immediately upgrade the Post Snippets plugin to version 4.0.13 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider temporarily disabling the Post Snippets plugin to reduce the attack surface. Web Application Firewalls (WAFs) configured to detect and block Remote Code Inclusion attempts can provide an additional layer of protection. Monitor WordPress logs for suspicious activity, particularly attempts to access or modify plugin files.
Update to version 4.0.13, or a newer patched version
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CVE-2026-25001 is a Remote Code Execution vulnerability in the Post Snippets WordPress plugin, allowing attackers to execute arbitrary code on the server. It affects versions 0.0.0–4.0.12 and has a CVSS score of 8.5 (HIGH).
You are affected if you are using the Post Snippets WordPress plugin in versions 0.0.0 through 4.0.12. Check your plugin versions immediately and upgrade if necessary.
Upgrade the Post Snippets plugin to version 4.0.13 or later. If immediate upgrade is not possible, temporarily disable the plugin.
While there are no confirmed active campaigns at this time, the vulnerability is publicly known, increasing the risk of exploitation.
Refer to the Post Snippets plugin documentation or website for the official advisory and update information.
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