CVE-2025-13315
Unauthenticated log access in Twonky Server
Description
Twonky Server 8.5.2 on Linux and Windows is vulnerable to an access control flaw. An unauthenticated attacker can bypass web service API authentication controls to leak a log file and read the administrator's username and encrypted password.
INFO
Published Date :
Nov. 19, 2025, 6:15 p.m.
Last Modified :
Dec. 2, 2025, 4:42 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-13315
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | CRITICAL | 9974b330-7714-4307-a722-5648477acda7 | ||||
| CVSS 4.0 | CRITICAL | [email protected] |
Solution
- Update Twonky Server to a secure version.
- Apply vendor-provided security patches.
- Restrict unauthorized access to sensitive files.
Public PoC/Exploit Available at Github
CVE-2025-13315 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2025-13315.
| URL | Resource |
|---|---|
| https://www.rapid7.com/blog/post/cve-2025-13315-cve-2025-13316-critical-twonky-server-authentication-bypass-not-fixed/ | Third Party Advisory Exploit |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-13315 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-2025-13315
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).
CVE-2025-13315
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-13315 vulnerability anywhere in the article.
-
Daily CyberSecurity
Zero-Day Warning: Unpatched Twonky Server Flaws Expose Media to Total Takeover
A critical security warning has been issued for users of Twonky Server, the popular media server software found on countless NAS devices and routers. In a concerning development, researchers at Rapid7 ... Read more
-
CybersecurityNews
Critical Twonky Server Vulnerabilities Let Attackers Bypass Authentication
Twonky Server version 8.5.2 contains two critical authentication bypass vulnerabilities that allow unauthenticated attackers to gain full administrative access to the media server software. Rapid7 dis ... Read more
The following table lists the changes that have been made to the
CVE-2025-13315 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.
-
Initial Analysis by [email protected]
Dec. 02, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CPE Configuration AND OR *cpe:2.3:a:lynxtechnology:twonky_server:8.5.2:*:*:*:*:*:*:* OR cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Added Reference Type Rapid7, Inc.: https://www.rapid7.com/blog/post/cve-2025-13315-cve-2025-13316-critical-twonky-server-authentication-bypass-not-fixed/ Types: Exploit, Third Party Advisory -
New CVE Received by [email protected]
Nov. 19, 2025
Action Type Old Value New Value Added Description Twonky Server 8.5.2 on Linux and Windows is vulnerable to an access control flaw. An unauthenticated attacker can bypass web service API authentication controls to leak a log file and read the administrator's username and encrypted password. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-420 Added Reference https://www.rapid7.com/blog/post/cve-2025-13315-cve-2025-13316-critical-twonky-server-authentication-bypass-not-fixed/