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CVE-2026-82215 medium CVSS 5.9

Vulnerability in Payment Gateway PayPay for WooCommerce (WordPress plugin) (CVE-2026-82215)

Summary

Vulnerability in Payment Gateway PayPay for WooCommerce (WordPress plugin) (CVE-2026-82215). Data can be tampered with by attackers.

Original description

The description as published by the source.

The Payment Gateway PayPay for WooCommerce WordPress plugin from 0.5 to 0.9.3 does not verify the authenticity of the payment notifications it receives before acting on them, allowing unauthenticated attackers who know the store's merchant identifier to mark arbitrary orders as paid, or to cancel or fail them.

Source: NIST National Vulnerability Database NVD GitHub Advisory

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2026-82215 has been found in Payment Gateway PayPay for WooCommerce (WordPress plugin).
Data can be tampered with by attackers. CVSS score: 5.9/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Payment Gateway PayPay for WooCommerce (WordPress plugin) CVE-2026-82215" on the vendor's site.

CVE-2026-82215 (Payment Gateway PayPay for WooCommerce (WordPress plugin)) — CWE-345 / CVSS v3 5.9
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

A vulnerability (CWE-345) exists in Payment Gateway PayPay for WooCommerce (WordPress plugin).

📍 Affected scope

Check the vendor advisory for the affected versions of Payment Gateway PayPay for WooCommerce (WordPress plugin).

🔥 Severity

Severity: Medium (CVSS 5.9/10). Data can be tampered with by attackers.

🔧 How to fix

Update to the patched release per vendor advisory.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposure identify 
    Audit SBOM/dependencies for affected components.

    資産台帳・SBOM・依存マニフェストで Payment Gateway PayPay for WooCommerce (WordPress plugin) を使っているサービスとバージョンを洗い出す。

  2. 2
    Post-deployment verification verify 
    Confirm patched version is live in production

    パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

References

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