CVE-2025-62795: jumpserver before 3.10.21 (exclusive), from 4.0.0 (inclusive), before 4.10.12 (exclusive), < 3.10.21-lts, >= 4.0.0, <…

CVE-2025-62795. CVSS 3.1 base score 7.1 (HIGH, Vendor/CNA). EPSS 0.00285 (percentile 0.19691), scored 17-Oct-2026.

Affected technology

jumpserver · before 3.10.21 (exclusive)
fit2cloud

jumpserver · from 4.0.0 (inclusive), before 4.10.12 (exclusive)
fit2cloud

jumpserver · < 3.10.21-lts, >= 4.0.0, < 4.10.12-lts
jumpserver

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

A low-privileged authenticated user can invoke LDAP configuration tests and start LDAP synchronization by sending crafted messages to the /ws/ldap/ WebSocket endpoint, bypassing authorization checks and potentially exposing LDAP credentials or causing unintended sync operations. Vendor/CNA’s CVSS 3.1 assessment (base score 7.1/10) rates confidentiality impact as high; integrity impact as low; availability impact as none.

Published 19-Oct-2026 14:02 UTC

CWE: CWE-863
CCR priority: 28.5 /100 (P4)
CVSS 3.1: 7.1 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N · Vendor/CNA
EPSS: 0.00285 · percentile 0.19691 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-19 14:02:10.907757+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-62795.html