CVE-2026-77170
Quick assessment
Affected
Nextcloud Deck
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
The Deck config API allows authenticated users to set board-scoped configuration keys for arbitrary board IDs without validating whether the user owns or has permission to manage the referenced board.
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I. Basic Information for CVE-2026-77170
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The Deck config API allows authenticated users to set board-scoped configuration keys for arbitrary board IDs without validating whether the user owns or has permission to manage the referenced board.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-77170
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Other References for CVE-2026-77170 (1)
Same Patch Batch · Nextcloud · 2026-09-18 · 7 CVEs total
| CVE-2026-77169 | Nextcloud团队文件夹应用权限绕过漏洞 | |
| CVE-2026-77164 | Nextcloud Circles盲SSRF漏洞 | |
| CVE-2026-82982 | CVE-2026-82982 | |
| CVE-2026-82980 | CVE-2026-82980 | |
| CVE-2026-82985 | CVE-2026-82985 | |
| CVE-2026-68493 | CVE-2026-68493 |
IV. Related Vulnerabilities
Same weakness: CWE-284
V. Comments for CVE-2026-77170
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