EUVD-2026-70589
GHSA-28vg-wv39-3g8h
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Unauthenticated network-reachable deserialization with no user interaction; retain C/I/A:H as worst-case given commonly-available POP gadget chains in the WordPress ecosystem.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
2DescriptionCVE.org
Unauthenticated PHP Object Injection in Mail Mint <= 1.31.0 versions.
Articles & Coverage 1
AnalysisAI
Unauthenticated PHP Object Injection affects the Mail Mint email-marketing plugin for WordPress (by WPFunnels) in all versions up to and including 1.31.0, allowing remote attackers to inject a crafted serialized PHP object that is deserialized by the plugin. If a suitable POP gadget chain is present in the plugin, WordPress core, or another installed plugin, this can escalate to arbitrary file operations, SQL injection, or remote code execution. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network access to a WordPress site with the Mail Mint plugin (WPFunnels) at version 1.31.0 or earlier installed and active - no authentication, no user interaction, and no non-default configuration are needed to inject the malicious serialized object (PR:N/UI:N). … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The provided CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/C:H/I:H/A:H = 9.8) describes a network-reachable, low-complexity, unauthenticated flaw with no user interaction - a strong theoretical priority. … 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 | Upgrade Mail Mint to a fixed release above 1.31.0 as soon as the vendor publishes one - the Patchstack advisory (https://patchstack.com/database/wordpress/plugin/mail-mint/vulnerability/wordpress-mail-mint-plugin-1-31-0-php-object-injection-vulnerability) is the authoritative reference; no exact fixed version is confirmed in the provided data, so verify the patched version on the plugin's changelog before deploying. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all WordPress instances running Mail Mint plugin version 1.31.0 or earlier and determine which are internet-facing. …
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Same weakness CWE-502 – Deserialization of Untrusted Data
View allSame technique Deserialization
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External POC / Exploit Code
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