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CVE-2026-81648— CryptoPayment Gateway 1.2.1 - 1.2.2 - Unauthenticated Arbitrary File Deletion and Settings Update via Unguarded AJAX Router

Quick assessment

Affected
Unknown CryptoPayment Gateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CryptoPayment Gateway WordPress 插件在 1.2.1 至 1.2.2 版本中，其某个 AJAX 端点未执行授权检查，使得未认证用户能够调用管理操作，包括删除服务器上的任意文件、覆盖支付网关配置以及以明文形式恢复存储的钱包凭据。

CVSS 10.0 · Critical
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I. Basic Information for CVE-2026-81648

Vulnerability Information
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Vulnerability Title
CryptoPayment Gateway 1.2.1 - 1.2.2 - Unauthenticated Arbitrary File Deletion and Settings Update via Unguarded AJAX Router
Source: CVE Program / CVE List V5
Vulnerability Description
The CryptoPayment Gateway WordPress plugin from 1.2.1 to 1.2.2 does not apply an authorization check on one of its AJAX endpoints, allowing unauthenticated users to invoke administrative operations, including deleting arbitrary files on the server, overwriting the payment gateway configuration and recovering stored wallet credentials in cleartext.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown CryptoPayment Gateway 1.2.1 ~ 1.2.2 -

II. Public POCs for CVE-2026-81648

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III. Intelligence Information for CVE-2026-81648

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Vendor Advisories for CVE-2026-81648 (1)

Same Patch Batch · Unknown · 2026-09-13 · 15 CVEs total

CVE-2026-74933 8.8 HIGH GenieWords 1.5.27 - 1.5.34 - Unauthenticated Stored XSS and Configuration Overwrite
CVE-2026-85129 8.8 HIGH Hoo Companion 1.0.2 - Unauthenticated Stored XSS via Theme Settings Import
CVE-2026-88793 8.8 HIGH YouTube Embed 10.0 - 10.3 - Unauthenticated Stored XSS via youram_server
CVE-2026-88802 7.5 HIGH MDJM Event Management and Mobile Events Manager - Unauthenticated Arbitrary Post Deletion
CVE-2026-89050 4.3 MEDIUM Quads Ads Manager for Google AdSense < 3.0.5 - Subscriber+ Ad-Selling Payment Bypass via U
CVE-2026-77773 Social Contact Form (FormyChat) < 2.15.8 - Unauthenticated Gravity Forms Entry Disclosure
CVE-2026-86406 User Registration & Membership < 5.2.8 - Subscriber+ Privilege Escalation via Membership P
CVE-2026-80071 User Registration & Membership < 5.2.8 - Author+ Privilege Escalation to Administrator
CVE-2026-80072 User Registration & Membership < 5.2.8 - Unauthenticated Open Redirect via Login Redirect
CVE-2026-86407 User Registration & Membership < 5.2.8 - Unauthenticated User Data Disclosure via Membersh
CVE-2026-88764 Simple Membership < 4.7.8 - Subscriber+ Membership Level Escalation via PayPal Standard su
CVE-2026-88912 rtMedia for WordPress, BuddyPress and bbPress < 4.7.12 - Subscriber+ Arbitrary Activity Pr
CVE-2026-88995 Bookit < 2.6.0.1 - Unauthenticated Appointment PII Disclosure via Availability Check
CVE-2026-89080 Really Simple Security < 9.8.1 - Unauthenticated 2FA Bypass via Email Provider State Demot

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-81648

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