Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Network-reachable with no auth (PR:N, AV:N), no complexity; integrity-only impact as no data is read and availability is unaffected.
Primary rating from Vendor (Wordfence).
CVSS VectorVendor: Wordfence
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Lifecycle Timeline
2DescriptionCVE.org
The Kirki - Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 6.0.11. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated attackers to send arbitrary HTML-injected emails - including phishing messages embedding a real, valid WordPress password-reset URL for the targeted user - to any registered user via the site's own mail server, abusing its SPF/DKIM reputation. The attacker-controlled emailSubject parameter is passed to wp_mail() with only sanitize_text_field() applied, while emailBody 'text' items are concatenated raw into the HTML email body with no escaping, and 'chip' items can include the genuine WordPress password-reset link for the targeted account.
AnalysisAI
Authorization bypass in the Kirki Freeform Page Builder plugin for WordPress (all versions through 6.0.11) enables unauthenticated remote attackers to trigger arbitrary HTML-injected emails to any registered user via the site's own mail infrastructure. Because the email is dispatched through the site's authenticated SMTP path, it inherits the domain's SPF and DKIM reputation, substantially increasing phishing credibility. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No authentication or user session is required - the CVSS vector PR:N confirms this. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N) reflects the mechanical impact of unauthorized email dispatch and correctly scores this as Medium by strict metric definitions, but the real-world risk to end-users is meaningfully higher than the score suggests. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker enumerates a registered WordPress username or email address (via the standard WordPress login error message or user enumeration), then sends a crafted unauthenticated HTTP POST request to the Kirki form handler endpoint, supplying an attacker-authored emailSubject, HTML-injected emailBody text items, and a 'chip' item requesting inclusion of a genuine password-reset URL for the target account. The site's mail server dispatches the message with full SPF/DKIM authentication, making it appear to originate legitimately from the site; the victim receives a visually convincing email containing the real reset link embedded in attacker-controlled phishing content and is tricked into completing the reset on an attacker-controlled page. |
| Remediation | Update the Kirki plugin to a version beyond 6.0.11 immediately; the WordPress plugin repository changeset 3584702 (https://plugins.trac.wordpress.org/changeset?reponame=&old=3584702%40kirki&new=3584702%40kirki) indicates an upstream fix has been committed, but an exact released version number was not confirmed in the available data - verify the current version in the WordPress Plugin Directory before applying. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-41267
GHSA-7w58-pfxv-fq26