CVE-2026-54253
NVD: TS3 Manager is modern web interface for maintaining Teamspeak3 servers. NVD: Prior to 2.2.6, the /api/download handler in packages/server/routes/api.js passes the attacker-controlled port query parameter to socket.connect(port, host) and returns the resulting error.message through res.status(400).send(error.message) as text/html... NVD: When a logged-in operator follows a crafted top-level link, the reflected value executes in the manager origin.
8.2 Severity
HIGH EPSS
0.0028 (18) KEV
-
Source-published summary
NVD: TS3 Manager is modern web interface for maintaining Teamspeak3 servers. NVD: Prior to 2.2.6, the /api/download handler in packages/server/routes/api.js passes the attacker-controlled port query parameter to socket.connect(port, host) and returns the resulting error.message through res.status(400).send(error.message) as text/html... NVD: When a logged-in operator follows a crafted top-level link, the reflected value executes in the manager origin.
Possible impact
Source describes XSS risk · user interaction required. Possible impact: This high severity issue needs human triage to confirm exposure, affected versions, and vendor guidance for XSS risk · user interaction required.
Affected context
Affected product or version requires source confirmation.
Remediation / advisory
Patch confirmed by source text; fixed version context: 2.2.6..
Why it matters
Source describes XSS risk · user interaction required. Possible impact: This high severity issue needs human triage to confirm exposure, affected versions, and vendor guidance for XSS risk · user interaction required.; CVSS 8.2 (HIGH); EPSS percentile 18; not listed in KEV; Patch confirmed by source text; fixed version context: 2.2.6; sources: NVD, OSV.
What to verify
Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.
Exposure hint
user interaction required
Impact tags
Urgency reasons
Source-derived note
Summary derived from NVD / OSV description; unsafe procedural detail is not shown.
Redaction metadata
- source summary used
- True
- fallback summary used
- False
- unsafe procedural detail present
- false
- raw source displayed
- false
- public summary redacted
- true
Remediation handoff
Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.
Safety note
This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.