CVE-2026-52539
Quick assessment
Affected
n/a n/a
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.
Outstatic Outstatic是Outstatic公司的一款集内容管理与供应链管理于一体的系统。 Outstatic 2.1.9及之前版本存在安全漏洞，该漏洞源于硬编码JWT签名密钥，可能导致未经身份验证的远程攻击者伪造JWT会话令牌，获取任意用户数据和管理员权限。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-52539
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Outstatic CMS <= 2.1.9 contains a hardcoded JWT signing secret. When the OST_TOKEN_SECRET environment variable is not set, the application falls back to the default value which is publicly visible in the source code repository. An unauthenticated remote attacker can exploit this by forging JWT session tokens with arbitrary user data and full administrative permissions.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Outstatic 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Outstatic Outstatic是Outstatic公司的一款集内容管理与供应链管理于一体的系统。 Outstatic 2.1.9及之前版本存在安全漏洞，该漏洞源于硬编码JWT签名密钥，可能导致未经身份验证的远程攻击者伪造JWT会话令牌，获取任意用户数据和管理员权限。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2026-52539
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-52539 (1)
Other References for CVE-2026-52539 (1)
Same Patch Batch · n/a · 2026-07-30 · 17 CVEs total
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