Unauthenticated log access in Twonky Server
Priority HIGH 72CWE-420Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.31178 98th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Lynxtechnology | Twonky Server | 8.5.2 | — | No fix listed | CNA |
- Twonky Server VendorLynxtechnology Affected 8.5.2 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:lynxtechnology:twonky_server:8.5.2:*:*:*:*:*:*:* | 8.5.2 | Vulnerable | Lynxtechnology |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:lynxtechnology:twonky_server:8.5.2:*:*:*:*:*:*:* Versions 8.5.2 Vulnerable ·Lynxtechnology
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-13315
- 2026-10-03 Alias added: GHSA-x96r-v3vc-578h
References
More Lynxtechnology Twonky Server vulnerabilities
- TI-2018-05193 Directory traversal vulnerability in Twonky Server 7.0.11 through 8.5 allows remote… CVSS 3.0HIGH 7.5
- TI-2025-12179 Hard-coded encryption keys in Twonky Server CVSS 4.0HIGH 8.2
- TI-2018-05220 Cross-site scripting (XSS) vulnerability in Twonky Server 7.0.11 through 8.5 allows… CVSS 3.0MEDIUM 6.1
- TI-2018-06669 Twonky Server before 8.5.1 has XSS via a modified "language" parameter in the Language section. CVSS 3.0MEDIUM 6.1
- TI-2018-06668 Twonky Server before 8.5.1 has XSS via a folder name on the Shared Folders screen. CVSS 3.0MEDIUM 6.1
Sources
- CVE-2025-13315 · CVE Program
- CVE-2025-13315 · NVD
- FIRST EPSS
- GHSA-x96r-v3vc-578h · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences