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CVE-2026-96833: WordPress Ultimate Addons for Contact Form 7 plugin <= 3.5.51 - PHP Object Injection vulnerability

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-09-30
• Weakness: CWE-502

Description

Editor PHP Object Injection in Ultimate Addons for Contact Form 7 <= 3.5.51 versions.

Affected products

• Themefic Ultimate Addons for Contact Form 7: through 3.5.51

References

• https://patchstack.com/database/wordpress/plugin/ultimate-addons-for-contact-form-7/vulnerability/wordpress-ultimate-addons-for-contact-form-7-plugin-3-5-51-php-object-injection-vulnerability?_s_id=cve

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