CVE-2026-82477 - Vulnerability Details - OpenCVE

In MITRE SAF Heimdall 2.11.6 through 2.13.x before 2.14.0, an SSRF issue allows remote attackers to access internal network resources via the Tenable proxy endpoint. This occurs in apps/backend/src/tenable/tenable.controller.ts.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact partial

Vendors	Products
Mitre	Heimdall

No data.

No data.

References

Link	Providers
https://github.com/mitre/heimdall2/commit/b6a9cdb4fc01f96aaa1a77cc27d1d449b485937b
https://github.com/mitre/heimdall2/releases/tag/v2.14.0
https://github.com/mitre/heimdall2/security/advisories/GHSA-g9vx-2rpf-gpch

History

Tue, 01 Sep 2026 13:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 31 Aug 2026 11:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mitre Mitre heimdall
Vendors & Products		Mitre Mitre heimdall

Sat, 29 Aug 2026 15:45:00 +0000

Type	Values Removed	Values Added
Title		SSRF via Tenable Proxy Endpoint in Heimdall 2.11.6-2.13.x

Sat, 29 Aug 2026 14:30:00 +0000

Type	Values Removed	Values Added
Description		In MITRE SAF Heimdall 2.11.6 through 2.13.x before 2.14.0, an SSRF issue allows remote attackers to access internal network resources via the Tenable proxy endpoint. This occurs in apps/backend/src/tenable/tenable.controller.ts.
Weaknesses		CWE-918
References		https://github.com/mitre/heimdall2/commit/b6a9cdb4fc01f96aaa1a77cc27d1d449b485937b https://github.com/mitre/heimdall2/releases/tag/v2.14.0 https://github.com/mitre/heimdall2/security/advisories/GHSA-g9vx-2rpf-gpch
Metrics		cvssV3_1 `{'score': 5.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-08-29T14:12:42.797Z

Updated: 2026-09-01T12:28:43.768Z

Reserved: 2026-08-29T14:12:42.403Z

Link: CVE-2026-82477

Vulnrichment

Updated: 2026-09-01T12:28:21.886Z

NVD

Status : Deferred

Published: 2026-08-29T15:17:55.317

Modified: 2026-09-01T13:20:01.670

Link: CVE-2026-82477

Redhat

No data.

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