CVE-2026-2729 — The Forminator plugin for WordPress is vulnerable to

CVE-2026-2729 — The Forminator plugin for WordPress is vulnerable to

CVE-2026-2729 — The Forminator plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 1.52.0. This is due to the plugin not properly verifying that a user is authorized to perform an action when processing attacker-supplied Stripe PaymentIntent identifiers i

What This Means For You

  • If your environment is affected by CWE-639, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-2729 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1190 Initial Access

CVE-2026-2729 - Forminator Plugin Authorization Bypass via Stripe PaymentIntent Reuse

Sigma YAML — free preview
title: CVE-2026-2729 - Forminator Plugin Authorization Bypass via Stripe PaymentIntent Reuse
id: scw-2026-05-05-ai-1
status: experimental
level: high
description: |
  Detects attempts to exploit CVE-2026-2729 by targeting the Forminator plugin's payment processing endpoint. This rule looks for specific parameters in the URI query that indicate an attempt to reuse a previously succeeded Stripe PaymentIntent, bypassing payment for high-value forms. This is a direct indicator of the described authorization bypass vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-05
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-2729/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      uri|contains:
          - '/wp-admin/admin-ajax.php'
      cs-uri-query|contains:
          - 'action=forminator_process_payment'
      cs-uri-query|contains:
          - 'stripe_payment_intent'
      cs-uri-query|contains:
          - 'stripe_payment_intent_client_secret'
      cs-uri-query|contains:
          - 'stripe_status=succeeded'
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-2729 vulnerability CVE-2026-2729
CWE-639 weakness CWE-639
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 05, 2026 at 10:15 UTC

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