Improper input validation in Joni1802 Ts3-Manager
CVE-2025-61582
TS3 Manager is modern web interface for maintaining Teamspeak3 servers. A Denial of Dervice vulnerability has been identified in versions 2.2.1 and earlier. The vulnerability permits an unauthenticated actor to crash the application through the submission of specially crafted Unicode input, requiring no prior authentication or privileges. The flaw manifests when Unicode tag characters are submitted to the Server field on the login page. The application fails to properly handle these characters during the ASCII conversion process, resulting in an unhandled exception that terminates the application within four to five seconds of submission. This issue is fixed in version 2.2.2.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (38.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Joni1802 Ts3-Manager — versions < 2.2.2
- Joni1802 Ts3 Manager
Weakness classification (CWE)
References
- github.com/joni1802/ts3-manager/security/advisories/GHSA-4cq4-hp4f-8w7p (Exploit, Third Party Advisory)
- github.com/joni1802/ts3-manager/commit/3a069915f97a6f5dae1fe0b2e32aa11a69d83b5e (Patch)
Frequently asked questions
- What is CVE-2025-61582?
- CVE-2025-61582 is a high-severity vulnerability in Joni1802 Ts3-Manager, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2025-10-01.
- How severe is CVE-2025-61582?
- High severity. CVSS v3 base score is 7.5 out of 10.