CVE-2026-48058

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

No CVSS.

References

Link	Resource
https://github.com/forgekeep/nebula-mesh/commit/ffdd67dbf221d9a5855c39fbe11b49c245048d85
https://github.com/forgekeep/nebula-mesh/releases/tag/v0.3.2
https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-rqfj-vv8r-xhqc
https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-rqfj-vv8r-xhqc

Configurations

No configuration.

History

No history.

Information

Published : 2026-07-28 19:17

Updated : 2026-07-30 16:41

NVD link : CVE-2026-48058

Mitre link : CVE-2026-48058

CVE.ORG link : CVE-2026-48058

JSON object : View

Products Affected

No product.

CWE

CWE-614

Sensitive Cookie in HTTPS Session Without 'Secure' Attribute

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