CVE-2026-7689
LOWDolibarr ERP CRM Online Signature security.lib.php dol_verifyHash signature verification
Title source: cnaDescription
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.
References (4)
Core 4
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-360859 | Dolibarr ERP CRM Online Signature security.lib.php dol_verifyHash signature verification
https://vuldb.com/vuln/360859
Signature, Permissions Required signature
permissions-required
VDB-360859 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/360859/cti
Third Party Advisory third-party-advisory
Submit #801794 | Dolibarr Dolibarr ERP/CRM 23.0.2 Authentication Bypass Issues
https://vuldb.com/submit/801794
Scores
CVSS v3
3.7
EPSS
0.0001
EPSS Percentile
0.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-345
CWE-347
Status
published
Products (3)
Dolibarr/ERP CRM
23.0.0
Dolibarr/ERP CRM
23.0.1
Dolibarr/ERP CRM
23.0.2
Published
May 03, 2026
Tracked Since
May 03, 2026