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Vulnerability record · CVE-2021-25956 · published 17 August 2021

CVE-2021-25956: Dolibarr improper access control vulnerability

Dolibarr · Dolibarr

In “Dolibarr” application, v3.3.beta1_20121221 to v13.0.2 have “Modify” access for admin level users to change other user’s details but fails to validate already existing “Login” name, while renaming the user “Login”. This leads to complete account takeover of the victim user. This happens since the password gets overwritten for the victim user having a similar login name.

7.2 CVSS 3.1 High EPSS 0.94% · top 40.3% CWE-284 · Improper access control
7.2CVSS 3.1 base score, v2 6.5
0.94%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

In “Dolibarr” application, v3.3.beta1_20121221 to v13.0.2 have “Modify” access for admin level users to change other user’s details but fails to validate already existing “Login” name, while renaming the user “Login”. This leads to complete account takeover of the victim user. This happens since the password gets overwritten for the victim user having a similar login name.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Dolibarr/dolibarr/commit/c4cba43bade736ab89e31013a6ccee59a6e077ee PatchThird Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25956 Third Party Advisory
https://github.com/Dolibarr/dolibarr/commit/c4cba43bade736ab89e31013a6ccee59a6e077ee PatchThird Party Advisory
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25956 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-25956), CISA KEV, FIRST EPSS (scores of 2026-10-10). This page is refreshed as NVD updates the record.