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CVE-2026-27395— WordPress Support Board plugin < 3.8.9 - Privilege Escalation vulnerability

Quick assessment

Affected
Schiocco Support Board
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.

schiocco support board是schiocco个人开发者开源的一款一块硬件支持板。 schiocco support board 3.8.9之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致未经身份验证的攻击者提升权限。

CVSS 9.8 · Critical EPSS 0.48% · P39

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Schiocco Support Board n/a< 3.8.9 affected
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I. Basic Information for CVE-2026-27395

Vulnerability Information
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Vulnerability Title
WordPress Support Board plugin < 3.8.9 - Privilege Escalation vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Privilege Escalation in Support Board < 3.8.9 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权授予不正确
Source: CVE Program / CVE List V5
Vulnerability Title
schiocco support board 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
schiocco support board是schiocco个人开发者开源的一款一块硬件支持板。 schiocco support board 3.8.9之前版本存在权限许可和访问控制问题漏洞，该漏洞源于权限许可和访问控制问题，可能导致未经身份验证的攻击者提升权限。
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
Schiocco Support Board n/a ~ 3.8.9 -

II. Public POCs for CVE-2026-27395

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III. Intelligence Information for CVE-2026-27395

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Vendor Advisories for CVE-2026-27395 (1)

IV. Related Vulnerabilities

Same product: Support Board
Same vendor: Schiocco
Same weakness: CWE-266

V. Comments for CVE-2026-27395

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