CVE-2025-12779: Improper handling of the authentication token in the Amazon WorkSpaces client for Linux (exact versions not specified)

CVE-2025-12779. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00196 (percentile 0.08635), scored 17-Oct-2026.

Affected technology

Improper handling of the authentication token in the Amazon WorkSpaces client for Linux · Exact affected versions not specified by the source
Vendor not specified by the source

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 4.0): Local · Low privileges required · No user interaction required

What an attacker can do

The source says under certain circumstances, a local user may be able to extract another local user's authentication token from the shared client machine and access their WorkSpace. Source advisory’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high.

Published 18-Oct-2026 22:52 UTC

CWE: CWE-497
CCR priority: 35.2 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Source advisory
EPSS: 0.00196 · percentile 0.08635 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 22:50:08.248207+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-12779.html