CVE-2026-30954— LinkAce has a Cross-User Tag/List Attachment IDOR in processTaxonomy()
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I. Basic Information for CVE-2026-30954
Vulnerability Information
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Vulnerability Title
LinkAce has a Cross-User Tag/List Attachment IDOR in processTaxonomy()
Source: NVD (National Vulnerability Database)
Vulnerability Description
LinkAce is a self-hosted archive to collect website links. In 2.1.0 and earlier, the processTaxonomy() method in LinkRepository.php allows authenticated users to attach other users' private tags and lists to their own links by passing integer IDs.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: NVD (National Vulnerability Database)
Vulnerability Title
LinkAce 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LinkAce是Kevin Woblick个人开发者的一个自托管档案库，用于收集您最喜爱的网站的链接。 LinkAce 2.1.0及之前版本存在安全漏洞，该漏洞源于processTaxonomy方法授权不当，可能导致用户私有标签和列表被错误关联。
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
II. Public POCs for CVE-2026-30954
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IV. Related Vulnerabilities
Same product: LinkAce
- CVE-2026-40905
LinkAce: Password Reset Poisoning via X-Forwarded-Host Heade - CVE-2026-35516
LinkAce has SSRF via CheckLinksCommand - Link URL Update Byp - CVE-2026-33954
LinkAce discloses private notesto unauthorized authenticated - CVE-2026-33953
LinkAce's SSRF protection can be bypassed via internal hostn - CVE-2026-30953
LinkAce affected by SSRF via link creation: NoPrivateIpRule
Same vendor: Kovah
- CVE-2026-40905
LinkAce: Password Reset Poisoning via X-Forwarded-Host Heade - CVE-2026-35516
LinkAce has SSRF via CheckLinksCommand - Link URL Update Byp - CVE-2026-33954
LinkAce discloses private notesto unauthorized authenticated - CVE-2026-33953
LinkAce's SSRF protection can be bypassed via internal hostn - CVE-2026-30953
LinkAce affected by SSRF via link creation: NoPrivateIpRule
Same weakness: CWE-639
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V. Comments for CVE-2026-30954
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