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CF7 Redirection CVE-2026-80439

| EUVDEUVD-2026-72091 MEDIUM
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2026-09-06 WPScan GHSA-xh44-7j66-q7xj
4.8
CVSS 3.1 · Vendor: WPScan
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Severity by source

Vendor (WPScan) PRIMARY
4.8 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
vuln.today AI
4.8 MEDIUM

Unauthenticated network attack; AC:H because practical impact depends on which site-specific shortcodes are registered and expose useful output, a condition beyond attacker control.

3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
4.0 AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (WPScan).

CVSS VectorVendor: WPScan

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

3
Patch available
Sep 06, 2026 - 11:01 EUVD
Analysis Generated
Sep 06, 2026 - 10:03 vuln.today
CVE Published
Sep 06, 2026 - 09:36 cve.org
MEDIUM 4.8

DescriptionCVE.org

The Redirection for Contact Form 7 WordPress plugin from 2.2.7 before 3.2.11 does not prevent shortcodes in submitted form values from being executed when it substitutes those values into an action's settings and then processes those settings for shortcodes, allowing unauthenticated users to run any shortcode registered on the site and read its output.

AnalysisAI

Shortcode injection in the Redirection for Contact Form 7 WordPress plugin (versions 2.2.7 through 3.2.10) enables unauthenticated remote attackers to execute arbitrary registered WordPress shortcodes server-side and capture their output. The plugin substitutes raw form submission values into its action settings and then evaluates those settings through WordPress's do_shortcode() pipeline without sanitizing or stripping user-supplied shortcode syntax first. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation The target site must be running Redirection for Contact Form 7 plugin versions 2.2.7 through 3.2.10. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The provided CVSS 3.1 vector AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N yields a base score of 4.8 (Medium). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Update the Redirection for Contact Form 7 WordPress plugin to version 3.2.11 or later via the WordPress admin dashboard (Plugins → Updates) or WP-CLI with 'wp plugin update'. … Detailed patch versions, workarounds, and compensating controls in full report.

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CVE-2026-80439 vulnerability details – vuln.today

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