CVE-2025-53830

CRITICALCVSS 9.1/10EPSS 0.26%

Last modified

CVE-2025-53830 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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). EPSS estimates a 0.26% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.1/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.26%

17.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
owncloudAnti-Virus for ownCloud< 1.2.3
owncloudownCloud 10< 10.15.3

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-53830?
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.
How severe is CVE-2025-53830?
CVE-2025-53830 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2025-53830?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST