What’s Vulnerable › Vulnerabilities

CVE-2026-7689: Dolibarr ERP CRM Online Signature security.lib.php dol_verifyHash signature verification

• Severity: low (CVSS 3.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-03 · updated 2026-10-26
• Weakness: CWE-345

Description

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.

Affected products

• Dolibarr ERP CRM: 23.0.0, 23.0.1, 23.0.2

References

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

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