CVE-2024-13436: Appsero Helper <= 1.3.2 - Cross-Site Request Forgery to Stored Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-11 · updated 2026-06-17
Weakness: CWE-352

Description

The Appsero Helper plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.3.2. This is due to missing or incorrect nonce validation on the 'appsero_helper' page. This makes it possible for unauthenticated attackers to update 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

wedevs Appsero Helper: through 1.3.2

References

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3253119%40appsero-helper&new=3253119%40appsero-helper&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/c0d0c31e-1641-48e6-bd3e-47d8afb1b3b8?source=cve

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