Information disclosure in Kaysus Ks-Wr3600
CVE-2025-68719
KAYSUS KS-WR3600 routers with firmware 1.0.5.9.1 mishandle configuration management. Once any user is logged in and maintains an active session, an attacker can directly query the backup endpoint and download a full configuration archive. This archive contains sensitive files such as /etc/shadow, enabling credential recovery and potential full compromise of the device.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.000
Affected products
- Kaysus Ks-Wr3600
- Kaysus Ks-Wr3600 Firmware — versions 1.0.5.9.1
Weakness classification (CWE)
References
- www.kaysus.com/ks_wr3600__wifi_7_be3600_wireless_router.html (Product)
- github.com/actuator/cve/tree/main/KAYSUS (Exploit)
- github.com/actuator/cve/blob/main/KAYSUS/CVE-2025-68719.txt (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-68719?
- CVE-2025-68719 is a high-severity vulnerability in Kaysus Ks-Wr3600, classified under Information Disclosure. CVSS score: 8.8/10. Published 2026-01-08.
- How severe is CVE-2025-68719?
- High severity. CVSS v3 base score is 8.8 out of 10.