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I. Basic Information for CVE-2026-27634
Vulnerability Information

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Vulnerability Title
Piwigo: Pre-auth SQL injection via date filter parameters in ws_std_image_sql_filter
Source: NVD (National Vulnerability Database)
Vulnerability Description
Piwigo is an open source photo gallery application for the web. Prior to version 16.3.0, the four date filter parameters (f_min_date_available, f_max_date_available, f_min_date_created, f_max_date_created) in ws_std_image_sql_filter() are concatenated directly into SQL without any escaping or type validation. This could result in an unauthenticated attacker reading the full database, including user password hashes. This issue has been patched in version 16.3.0.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Piwigo SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Piwigo是Piwigo开源的一套基于Web的开源图片库软件。该软件包括图片管理、图片分类和权限管理等功能。 Piwigo 16.3.0之前版本存在SQL注入漏洞,该漏洞源于ws_std_image_sql_filter函数中四个日期过滤参数未经转义或类型验证直接拼接至SQL语句,可能导致未经验证的攻击者读取完整数据库,包括用户密码哈希。
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
PiwigoPiwigo < 16.3.0 -
II. Public POCs for CVE-2026-27634
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III. Intelligence Information for CVE-2026-27634
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