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CVE-2025-53830— Anti-Virus for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF)

Quick assessment

Affected
owncloud Anti-Virus for ownCloud
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ownCloud Anti-Virus for ownCloud是德国ownCloud公司的一款云存储平台的反病毒扩展程序。 ownCloud Anti-Virus for ownCloud 1.2.3之前版本存在服务端请求伪造漏洞，该漏洞源于容易受到服务端请求伪造攻击。

CVSS 9.1 · Critical EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
owncloud Anti-Virus for ownCloud < 1.2.3 affected
owncloud ownCloud 10 < 10.15.3 affected
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I. Basic Information for CVE-2025-53830

Vulnerability Information
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Vulnerability Title
Anti-Virus for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF)
Source: CVE Program / CVE List V5
Vulnerability Description
Anti-Virus for ownCloud is an anti-virus application for file storage, synchronization, and sharing application ownCloud. Versions of Anti-Virus for ownCloud before 1.2.3 are vulnerable to Server-Side Request Forgery (SSRF). This corresponds to versions of ownCloud 10 prior to 10.15.3. Upgrade ownCloud 10 to version 10.15.3 or later or upgrade Anti-Virus for ownCloud 10 to version 1.2.3 or later to receive a fix.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
ownCloud Anti-Virus for ownCloud 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ownCloud Anti-Virus for ownCloud是德国ownCloud公司的一款云存储平台的反病毒扩展程序。 ownCloud Anti-Virus for ownCloud 1.2.3之前版本存在服务端请求伪造漏洞，该漏洞源于容易受到服务端请求伪造攻击。
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
owncloud Anti-Virus for ownCloud < 1.2.3 -
owncloud ownCloud 10 < 10.15.3 -

II. Public POCs for CVE-2025-53830

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 10199 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2025-53830

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Vendor Advisories for CVE-2025-53830 (1)

Same Patch Batch · owncloud · 2026-07-06 · 5 CVEs total

CVE-2025-53827 9.1 CRITICAL ownCloud Core: Updater has an exposed dangerous method or function
CVE-2025-53828 8.5 HIGH SharePoint for ownCloud 10 is vulnerable to Server-Side Request Forgery (SSRF)
CVE-2025-53831 8.2 HIGH DrawIO for ownCloud 10 is vulnerable to Stored XSS
CVE-2025-53829 8.0 HIGH ownCloud 10 is vulnerable to Relative Path Traversal

IV. Related Vulnerabilities

Same vendor: owncloud
Same weakness: CWE-918

V. Comments for CVE-2025-53830

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