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6.9 Medium

CVE-2026-112348 Kirki WordPress Plugin < 6.2.5 reCAPTCHA Bypass via Missing Token

Description

Kirki plugin for WordPress before 6.2.5 contains a reCAPTCHA bypass vulnerability that allows unauthenticated attackers to submit frontend forms without valid verification by omitting the g-recaptcha-token field from POST requests to the form submission endpoint. Attackers can exploit the verify() method's early return on empty token values to submit unlimited forms, triggering notification emails, webhooks, and unbounded writes to the submissions table without completing reCAPTCHA validation.

CVSS 4.0 detail

Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Exploitable remotely over the network, without an account and without any user action; the impact on data or service is limited.

Attack vector
Network
Attack complexity
Low
Attack requirements
None
Privileges required
None
Interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Confidentiality of other systems
None
Integrity of other systems
None
Availability of other systems
None

Affected products and versions

Product Affected versions Fixed in
Kirki 6.2 earliest → < 6.2.5 6.2.5
The 12 CVEs of Kirki →
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