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I. Basic Information for CVE-2026-3511
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper Restriction of XML External Entity Reference vulnerability in XMLUtils.java in Slovensko.Digital Autogram allows remote unauthenticated attacker to conduct SSRF (Server Side Request Forgery) attacks and obtain unauthorized access to local files on filesystems running the vulnerable application. Successful exploitation requires the victim to visit a specially crafted website that sends request containing a specially crafted XML document to /sign endpoint of the local HTTP server run by the application.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Autogram 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Autogram是Slovensko.Digital开源的一个支持多平台的文件签名与验证桌面应用。 Autogram存在安全漏洞,该漏洞源于XMLUtils.java中存在XML外部实体引用限制不当,可能导致远程未经验证攻击者进行服务端请求伪造攻击,并获取运行易受攻击应用程序的文件系统上本地文件的未授权访问权限。
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
VendorProductAffected VersionsCPESubscribe
Slovensko.DigitalAutogram 0 ~ 2.7.2 -
II. Public POCs for CVE-2026-3511
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
kimi-k2.5 · 7457 chars
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III. Intelligence Information for CVE-2026-3511
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IV. Related Vulnerabilities
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