CVE-2025-68717

Published Jan 8, 2026 CVSS 3.1 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 allow authentication bypass during session validation. If any user is logged in, endpoints such as /cgi-bin/system-tool accept unauthenticated requests with empty or invalid session values. This design flaw lets attackers piggyback on another user's active session to retrieve sensitive configuration data or execute privileged actions without authentication.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Kaysus
Kaysus ks-wr3600
Kaysus ks-wr3600 Firmware
CPEs cpe:2.3:h:kaysus:ks-wr3600:-:*:*:*:*:*:*:*
cpe:2.3:o:kaysus:ks-wr3600_firmware:1.0.5.9.1:*:*:*:*:*:*:*
Vendors & Products Kaysus
Kaysus ks-wr3600
Kaysus ks-wr3600 Firmware
Type Values Removed Values Added
Weaknesses CWE-287
Metrics cvssV3_1

{'score': 9.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 allow authentication bypass during session validation. If any user is logged in, endpoints such as /cgi-bin/system-tool accept unauthenticated requests with empty or invalid session values. This design flaw lets attackers piggyback on another user's active session to retrieve sensitive configuration data or execute privileged actions without authentication.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 8, 2026, 8:38 PM
Reserved
Dec 24, 2025, 12:00 AM
Status
Analyzed
Published
Jan 8, 2026, 9:15 PM
Modified
Nov 4, 2026, 10:10 PM