yikes-inc-easy-mailchimp-extender Plugin add_field_to_form.php cross site scripting
Description
A vulnerability classified as problematic has been found in yikes-inc-easy-mailchimp-extender Plugin up to 6.8.5. This affects an unknown part of the file admin/partials/ajax/add_field_to_form.php. The manipulation of the argument field_name/merge_tag/field_type/list_id leads to cross site scripting. It is possible to initiate the attack remotely. Upgrading to version 6.8.6 is able to address this issue. The name of the patch is 3662c6593aa1bb4286781214891d26de2e947695. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-215307.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
yikesinc/yikes-inc-easy-mailchimp-extenderPackagist | < 6.8.6 | 6.8.6 |
Affected products
2- unspecified/yikes-inc-easy-mailchimp-extender Pluginv5Range: 6.8.0
Patches
Vulnerability mechanics
Generated on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
6- github.com/advisories/GHSA-837v-6vgx-jqccghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-4244ghsaADVISORY
- github.com/EvanHerman/yikes-inc-easy-mailchimp-extender/commit/3662c6593aa1bb4286781214891d26de2e947695ghsaWEB
- github.com/EvanHerman/yikes-inc-easy-mailchimp-extender/pull/889ghsaWEB
- github.com/EvanHerman/yikes-inc-easy-mailchimp-extender/releases/tag/6.8.6ghsaWEB
- vuldb.comghsaWEB
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