PT-2026-1921 · Kaysus · Kaysus Ks-Wr3600

Published 2026-01-08 · Updated 2026-02-02 · CVE-2025-68719

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions KAYSUS KS-WR3600 router version 1.0.5.9.1

Description KAYSUS KS-WR3600 routers with firmware version 1.0.5.9.1 have a configuration management issue. An attacker with an active user session can query the backup endpoint and download a full configuration archive. This archive contains sensitive files such as /etc/shadow, which could allow for credential recovery and potential full compromise of the device. The /etc/shadow file stores password hashes.

Recommendations Update to a newer firmware version if available.

Exploit

Fix

Information Disclosure

Files Accessible to External Parties

Weakness Enumeration

CWE-200

CWE-552

Related Identifiers

CVE-2025-68719

Affected Products

Kaysus Ks-Wr3600

References · 11

• 🔥 https://github.com/actuator/cve/blob/main/KAYSUS/CVE-2025-68719.txt · Exploit
• 🔥 https://github.com/actuator/cve/tree/main/KAYSUS · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-68719 · Security Note
• https://osv.dev/vulnerability/CVE-2025-68719 · Vendor Advisory
• https://t.me/cveNotify/150604 · Telegram Post
• https://twitter.com/TheHackerWire/status/2009384738990248128 · Twitter Post
• https://t.me/CVEtracker/41772 · Telegram Post
• https://twitter.com/CveFindCom/status/2009379361854542230 · Twitter Post
• https://kaysus.com/ks_wr3600__wifi_7_be3600_wireless_router.html · Note
• https://twitter.com/CVEnew/status/2009462382607912966 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2009434096284422449 · Twitter Post