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I. Basic Information for CVE-2026-27803
Vulnerability Information

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Vulnerability Title
Vaultwarden: Collection Management Operations Allowed Without `manage` Verification for Manager Role
Source: NVD (National Vulnerability Database)
Vulnerability Description
Vaultwarden is an unofficial Bitwarden compatible server written in Rust, formerly known as bitwarden_rs. Prior to version 1.35.4, when a Manager has manage=false for a given collection, they can still perform several management operations as long as they have access to the collection. This issue has been patched in version 1.35.4.
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:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权管理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Vaultwarden 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vaultwarden是Daniel García个人开发者的一个用 Rust 编写的 Bitwarden 服务器 API 的替代实现。 Vaultwarden 1.35.4之前版本存在安全漏洞,该漏洞源于Manager对特定集合manage=false时仍可执行多项管理操作,可能导致权限问题。
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
dani-garciavaultwarden < 1.35.4 -
II. Public POCs for CVE-2026-27803
#POC DescriptionSource LinkShenlong Link
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kimi-k2.5 · 9654 chars
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III. Intelligence Information for CVE-2026-27803
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IV. Related Vulnerabilities
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