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CVE-2025-64011

Quick assessment

Affected
n/a n/a
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.

Nextcloud Server是Nextcloud开源的一个Nextcloud服务器程序。 Nextcloud Server 30.0.0版本存在安全漏洞，该漏洞源于/core/preview端点存在不安全的直接对象引用，可能导致未授权访问敏感数据。

AI Predicted 6.5 Difficulty: Trivial EPSS 0.27% · P19

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2025-64011

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Nextcloud Server 30.0.0 is vulnerable to an Insecure Direct Object Reference (IDOR) in the /core/preview endpoint. Any authenticated user can access previews of arbitrary files belonging to other users by manipulating the fileId parameter. This allows unauthorized disclosure of sensitive data, such as text files or images, without prior sharing permissions.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Nextcloud Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nextcloud Server是Nextcloud开源的一个Nextcloud服务器程序。 Nextcloud Server 30.0.0版本存在安全漏洞，该漏洞源于/core/preview端点存在不安全的直接对象引用，可能导致未授权访问敏感数据。
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

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2025-64011

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III. Intelligence Information for CVE-2025-64011

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Other References for CVE-2025-64011 (3)

Same Patch Batch · n/a · 2025-12-12 · 13 CVEs total

CVE-2025-8083 8.6 HIGH Vuetify Prototype Pollution via Preset options
CVE-2025-8082 6.3 MEDIUM Vuetify XSS via unsanitized 'titleDateFormat' in 'VDatePicker'
CVE-2025-14580 3.5 LOW Qualitor viewDocumento.php cross site scripting
CVE-2025-66430 Plesk 安全漏洞
CVE-2025-65530 CloudLinux OS 安全漏洞
CVE-2025-67344 jshERP 安全漏洞
CVE-2025-65854 MineAdmin 安全漏洞
CVE-2025-67341 jshERP 安全漏洞
CVE-2025-67342 Ruoyi 安全漏洞
CVE-2023-29144 Malwarebytes 安全漏洞
CVE-2025-67818 Weaviate 安全漏洞
CVE-2025-67819 Weaviate 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2025-64011

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