CVE-2026-73993 - WordPress FundEngine plugin <= 1.7.9 - PHP Object Injection vulnerability

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CRITICAL

WordPress FundEngine plugin <= 1.7.9 - PHP Object Injection vulnerability

Published Aug 20, 2026

9.8

CRITICAL

CVSS 3.1

EPSS 0.56%

Description

Unauthenticated PHP Object Injection in FundEngine <= 1.7.9 versions.

Affected products

Vendor Roxnor Product FundEngine Default
unaffected
- Version
  -
  Status
  affected
  Constraints
  <=1.7.9

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Roxnor

FundEngine

unaffected

Version	Status	Constraints
-	affected	<=1.7.9

Remediation

Vendor solution

Update the WordPress FundEngine Plugin to the latest available version (at least 1.8.0).

Weaknesses (1)

CWE-502

Deserialization of Untrusted Data

References (1)

https://patchstack.com/database/wordpress/plugin/wp-fundraising-donation/vulnerability/wordpress-fundengine-plugin-1-7-9-php-object-injection-vulnerability-2?_s_id=cve
vdb-entry

Link	Providers	Tags
https://patchstack.com/database/wordpress/plugin/wp-fundraising-donation/vulnerability/wordpress-fundengine-plugin-1-7-9-php-object-injection-vulnerability-2?_s_id=cve		vdb-entry

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner Patchstack

Published Aug 20, 2026

Updated Aug 20, 2026

Reserved Aug 14, 2026

Link CVE-2026-73993

CISA Vulnrichment

Updated Aug 20, 2026

NVD

Status Deferred

Modified Aug 20, 2026

Link CVE-2026-73993

Red Hat

Severity n/a

Public date n/a

Links CVE-2026-73993