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CVE-2026-48058: CWE-614: Sensitive Cookie in HTTPS Session Without 'Secure' Attribute in juev nebula-mesh

0
Medium
VulnerabilityCVE-2026-48058cvecve-2026-48058cwe-614
Published: 07/28/2026 (07/28/2026, 18:47:57 UTC)
Source: CVE Database V5
Vendor/Project: juev
Product: nebula-mesh

Description

nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.2, internal/web/session.go and internal/web/oidc.go set HttpOnly and SameSite=Lax on every cookie but never Secure. A single plaintext request to the origin (operator on a LAN, mistyped URL, HTTP→HTTPS not strictly enforced, reverse proxy misconfiguration) discloses the session. This issue has been patched in version 0.3.2.

CVSS v4.0

Score 4.6medium

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U

Technical Details

Data Version
5.2
Assigner Short Name
GitHub_M
Date Reserved
2026-05-20T18:25:25.707Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a68fdfd9c2644c7f811681e

Added to database: 07/28/2026, 19:07:41 UTC

Last updated: 07/28/2026, 19:52:20 UTC

Views: 4

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