CVE-2026-7689

A security flaw has been discovered in Dolibarr ERP CRM up to 23.0.2. This vulnerability affects the function dol_verifyHash in the library htdocs/core/lib/security.lib.php of the component Online Signature Module. The manipulation results in improper verification of cryptographic signature. The attack may be performed from remote. Attacks of this nature are highly complex. It is stated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 3.7 LOW
CVSS v2.0 2.6 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

2.6^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:H/Au:N/C:N/I:P/A:N

Exploitability : 4.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://gist.github.com/Shaon-Xis/d6ae069fc54f006457b68a91d5a8e158
https://vuldb.com/submit/801794
https://vuldb.com/vuln/360859
https://vuldb.com/vuln/360859/cti

Configurations

No configuration.

History

26 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Una falla de seguridad ha sido descubierta en Dolibarr ERP CRM hasta 23.0.2. Esta vulnerabilidad afecta la función dol_verifyHash en la biblioteca htdocs/core/lib/security.lib.php del componente Módulo de Firma en Línea. La manipulación resulta en una verificación incorrecta de la firma criptográfica. El ataque puede ser realizado de forma remota. Ataques de esta naturaleza son altamente complejos. Se afirma que la explotabilidad es difícil. El exploit ha sido publicado al público y puede ser usado para ataques. El proveedor fue contactado tempranamente sobre esta divulgación pero no respondió de ninguna manera.

Information

Published : 2026-05-03 10:16

Updated : 2026-10-26 20:10

NVD link : CVE-2026-7689

Mitre link : CVE-2026-7689

CVE.ORG link : CVE-2026-7689

JSON object : View

Products Affected

No product.

CWE

CWE-345

Insufficient Verification of Data Authenticity

CWE-347

Improper Verification of Cryptographic Signature

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