Hemmelig is a messing app with with client-side encryption and self-destructing messages. Prior to version 7.3.3, a Server-Side Request Forgery (SSRF) filter bypass vulnerability exists in the webhook URL validation of the Secret Requests feature. The application attempts to block internal/private IP addresses but can be bypassed using DNS rebinding or open redirect services. This allows an authenticated user to make the server initiate HTTP requests to internal network resources. Version 7.3.3 contains a patch for the issue.
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-vvxf-wj5w-6gj5 hemmelig allows SSRF Filter bypass via Secret Request functionality
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 06 Jan 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Hemmelig
Hemmelig hemmelig
CPEs cpe:2.3:a:hemmelig:hemmelig:*:*:*:*:*:*:*:*
Vendors & Products Hemmelig
Hemmelig hemmelig

Mon, 29 Dec 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 29 Dec 2025 16:00:00 +0000

Type Values Removed Values Added
Description Hemmelig is a messing app with with client-side encryption and self-destructing messages. Prior to version 7.3.3, a Server-Side Request Forgery (SSRF) filter bypass vulnerability exists in the webhook URL validation of the Secret Requests feature. The application attempts to block internal/private IP addresses but can be bypassed using DNS rebinding or open redirect services. This allows an authenticated user to make the server initiate HTTP requests to internal network resources. Version 7.3.3 contains a patch for the issue.
Title Hemmelig has SSRF Filter bypass in Secret Request functionality
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-12-29T16:50:43.152Z

Reserved: 2025-12-29T14:50:49.039Z

Link: CVE-2025-69206

cve-icon Vulnrichment

Updated: 2025-12-29T16:42:31.831Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-29T16:15:44.090

Modified: 2026-01-06T16:30:10.943

Link: CVE-2025-69206

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses