CVE-2026-86183
diem-project diem dmWidget BasedmWidgetActions.class.php authorization
- State
- Published
- Severity
- 6.9 Medium
- Published
- Sep 6, 2026
- Updated
- Sep 11, 2026
- Reserved
- Sep 5, 2026
Description
A vulnerability was identified in diem-project diem up to 5.1.3. This vulnerability affects unknown code of the file dmFrontPlugin/modules/dmWidget/lib/BasedmWidgetActions.class.php of the component dmWidget. Such manipulation of the argument widget_id leads to authorization bypass. The attack may be launched remotely. The exploit is publicly available and might be used. The name of the patch is 116974edfb9a5b8bd69cb13586dc62bcdbb485ad. A patch should be applied to remediate this issue. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
diemdiem-project |
|
References
- VDB-399315 | diem-project diem dmWidget BasedmWidgetActions.class.php authorizationvdb-entrytechnical-description
- VDB-399315 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-86183 | CVE Analysis and Reportthird-party-advisory
- Submit #896155 | diem-project diem 116974edfb9a5b8bd69cb13586dc62bcdbb485ad Authorization Bypassthird-party-advisory
- https://github.com/diem-project/diem/issues/450exploitissue-tracking
- https://github.com/diem-project/diem/product
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