CVE-2025-13593
Synology ActiveProtect Agent File Write Vulnerability
Description
Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.
INFO
Published Date :
May 27, 2026, 9:16 a.m.
Last Modified :
June 2, 2026, 4:08 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | db201096-a0cc-46c7-9a55-61d9e221bf01 | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the ActiveProtect Agent software to the latest version.
- Install version 1.1.0-0439 or newer.
- Verify file writing restrictions are enforced.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-13593.
| URL | Resource |
|---|---|
| https://www.synology.com/en-global/security/advisory/Synology_SA_25_15 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-13593 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-13593
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-13593 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-13593 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Modified Analysis by [email protected]
Jun. 02, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:H Removed CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N -
CVE Modified by [email protected]
Jun. 02, 2026
Action Type Old Value New Value Changed Description Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content when installing. Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation. -
Initial Analysis by [email protected]
Jun. 01, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N Added CPE Configuration OR *cpe:2.3:a:synology:activeprotect_agent:*:*:*:*:*:*:*:* versions up to (excluding) 1.1.0-0439 Added Reference Type Synology Inc.: https://www.synology.com/en-global/security/advisory/Synology_SA_25_15 Types: Vendor Advisory -
New CVE Received by [email protected]
May. 27, 2026
Action Type Old Value New Value Added Description Origin validation error vulnerability in Synology ActiveProtect Agent before 1.1.0-0439 allows local users to write arbitrary files with restricted content when installing. Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H Added CWE CWE-346 Added Reference https://www.synology.com/en-global/security/advisory/Synology_SA_25_15