CVE-2026-27329 — YITH YITH WooCommerce Wishlist Vulnerability

CVE-2026-27329 — YITH YITH WooCommerce Wishlist Vulnerability

CVE-2026-27329 — Authorization Bypass Through User-Controlled Key vulnerability in YITH YITH WooCommerce Wishlist allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects YITH WooCommerce Wishlist: from n/a through 4.12.0.

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-2026-27329 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-2026-27329 - YITH WooCommerce Wishlist Authorization Bypass Attempt

Sigma YAML — free preview
title: CVE-2026-27329 - YITH WooCommerce Wishlist Authorization Bypass Attempt
id: scw-2026-05-07-ai-1
status: experimental
level: high
description: |
  This rule detects attempts to exploit CVE-2026-27329 by targeting the 'yith_wcwl_get_wishlist' action via admin-ajax.php. This vulnerability allows unauthorized access to wishlist data due to improper access control configuration. A successful exploitation would likely result in a 200 OK response after a POST request to this specific endpoint.
author: SCW Feed Engine (AI-generated)
date: 2026-05-07
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-27329/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      cs-uri|contains:
          - '/wp-admin/admin-ajax.php'
      cs-uri-query|contains:
          - 'action=yith_wcwl_get_wishlist'
      cs-method:
          - 'POST'
      sc-status:
          - '200'
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-27329 vulnerability CVE-2026-27329
CWE-639 weakness CWE-639
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 07, 2026 at 12:16 UTC

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