CVE-2026-70436

Jenkins External Workspace Manager Plugin < 1.4.1 - Unauthorized File Read via Workspace Browser Permission Check Flaw

Title source: llm
STIX 2.1

Description

Jenkins External Workspace Manager Plugin 1.4.1 and earlier does not perform a permission check (1.4.0 and earlier) or performs an improper permission check (1.4.1) when providing access to externally-managed workspaces through the workspace browser, allowing attackers with Overall/Read permission to read files in workspaces they are not authorized to access.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory
Jenkins Security Advisory 2026-08-05
https://www.jenkins.io/security/advisory/2026-08-05/#SECURITY-3907

Scores

EPSS 0.0014
EPSS Percentile 3.9%

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (1)
Jenkins Project/Jenkins External Workspace Manager Plugin < 1.4.1
Published Aug 05, 2026
Tracked Since Aug 05, 2026