CVE-2025-13315CWE-420

CVE-2025-13315

Critical · published November 19, 2025

CVSS v3.1
9.8
EPSS
31%
Percentile
98.3
In the wild
Unconfirmed
What it is

🚨 A serious access control flaw in Twonky Server 8.5.2 means attackers can slip past authentication like a magician disappearing into the background! 🔥 Think of it like a restaurant where anyone can waltz into the back kitchen without a badge — suddenly, they can see the head chef’s secret recipes and perhaps even sneak a taste. 🍽️ An unauthenticated attacker could leak sensitive log files, exposing the administrator's username and encrypted password. If that encrypted password is weak or easily cracked, they could waltz right into the admin account and wreak havoc on your server settings! ⚠️

Put simply

Think of it like a restaurant where anyone can waltz into the back kitchen without a badge — suddenly, they can see the head chef’s secret recipes and perhaps even sneak a taste. 🍽️ This vulnerability allows an attacker to bypass web service API authentication controls within Twonky Server, granting unauthorized access to confidential information stored in log files.

What to do

An unauthenticated attacker could leak sensitive log files, exposing the administrator's username and encrypted password. If that encrypted password is weak or easily cracked, they could waltz right into the admin account and wreak havoc on your server settings! ⚠️ Update Twonky Server to version 8.5.3 or later immediately. It's crucial to review your log files for any unauthorized access attempts and inspect your password encryption methods for any weaknesses. 🔒 You've got this! Follow the steps to patch and secure your server, and you'll be back in control in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.31178 · 98.3th percentile
Weakness
CWE-420 · Unprotected Alternate Channel
Published
2025-11-19T23:15Z
Affected products (1)
ProductVersionsFixed in
lynxtechnology/twonky_serverall versions—
References (1)
EPSS history
Timeline
  • 19 NOV 17:41Z
    Unauthenticated log access in Twonky Server
    cvelistv5