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CVE-2026-65499— WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Broken Access Control vulnerability

Quick assessment

Affected
Pepro Dev. Group PeproDev Ultimate Invoice
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.

WordPress PeproDev Ultimate Invoice是WordPress基金会的一款CMS发票管理组件。 WordPress PeproDev Ultimate Invoice 2.2.6及之前版本存在授权问题漏洞，该漏洞源于未经身份验证的访问控制失效，可能导致未经授权的操作。

CVSS 6.5 · Medium EPSS 0.27% · P17

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Pepro Dev. Group PeproDev Ultimate Invoice n/a≤ 2.2.6 affected
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I. Basic Information for CVE-2026-65499

Vulnerability Information
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Vulnerability Title
WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Broken Access Control in PeproDev Ultimate Invoice <= 2.2.6 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress PeproDev Ultimate Invoice 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress PeproDev Ultimate Invoice是WordPress基金会的一款CMS发票管理组件。 WordPress PeproDev Ultimate Invoice 2.2.6及之前版本存在授权问题漏洞，该漏洞源于未经身份验证的访问控制失效，可能导致未经授权的操作。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Pepro Dev. Group PeproDev Ultimate Invoice n/a ~ 2.2.6 -

II. Public POCs for CVE-2026-65499

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III. Intelligence Information for CVE-2026-65499

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News Coverage for CVE-2026-65499 (1)

Same Patch Batch · Pepro Dev. Group · 2026-07-23 · 4 CVEs total

CVE-2026-65516 7.2 HIGH WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Server Side Request Forgery (SSRF) v
CVE-2026-65510 7.1 HIGH WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Cross Site Scripting (XSS) vulnerabi
CVE-2026-27372 6.5 MEDIUM WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Sensitive Data Exposure vulnerabilit

IV. Related Vulnerabilities

Same product: PeproDev Ultimate Invoice
Same vendor: Pepro Dev. Group
Same weakness: CWE-862

V. Comments for CVE-2026-65499

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