Incorrect access control in the AdHoc User creation form of EMSigner v2.8.7 allows unauthenticated attackers to arbitrarily modify usernames and privileges by using the email address of a registered user.

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-48261 Incorrect access control in the AdHoc User creation form of EMSigner v2.8.7 allows unauthenticated attackers to arbitrarily modify usernames and privileges by using the email address of a registered user.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

References
History

Fri, 28 Aug 2026 08:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284 CWE-863
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

ssvc

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

cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}


Thu, 27 Aug 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Emudhra
Emudhra emsigner
CPEs cpe:2.3:a:emsigner:emsigner:2.8.7:*:*:*:*:*:*:* cpe:2.3:a:emudhra:emsigner:2.8.7:*:*:*:*:*:*:*
Vendors & Products Emsigner
Emsigner emsigner
Emudhra
Emudhra emsigner
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


Tue, 03 Sep 2024 17:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-28T05:08:12.940Z

Reserved: 2023-09-25T00:00:00.000Z

Link: CVE-2023-43901

cve-icon Vulnrichment

Updated: 2024-08-02T19:52:11.866Z

cve-icon NVD

Status : Modified

Published: 2023-11-14T05:15:08.767

Modified: 2026-08-28T08:16:39.030

Link: CVE-2023-43901

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses