VulnerabilityAnalyzed

CVE-2025-13315

Twonky Server 8.5.2 on Linux and Windows is vulnerable to an access control flaw.

CRITICAL 9.3EPSS 32.5%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 32.5%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 4.0: 9.3 CRITICALCVSS:4.0/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/M
EPSS: 32.53% probability · 98th percentile
CISA KEV: Not listed
Weakness: CWE-420
Affected: lynxtechnology/twonky server
Source: cve@rapid7.com

References

https://www.rapid7.com/blog/post/cve-2025-13315-cve-2025-13316-critical-twonky-server-authentication-bypass-not-fixed/Exploit, Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.