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I. Basic Information for CVE-2026-2005
Vulnerability Information

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Vulnerability Title
PostgreSQL pgcrypto heap buffer overflow executes arbitrary code
Source: NVD (National Vulnerability Database)
Vulnerability Description
Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
PostgreSQL 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PostgreSQL是PostgreSQL组织的一套自由的对象关系型数据库管理系统。该系统支持大部分SQL标准并且提供了许多其他特性,例如外键、触发器、视图等。 PostgreSQL 18.2之前版本、17.8之前版本、16.12之前版本、15.16之前版本和14.21之前版本存在安全漏洞,该漏洞源于pgcrypto存在堆缓冲区溢出,可能导致执行任意代码。
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
-PostgreSQL 18 ~ 18.2 -
II. Public POCs for CVE-2026-2005
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III. Intelligence Information for CVE-2026-2005
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IV. Related Vulnerabilities
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