CVE-2026-112040
diem-project diem Sign-In BasedmUserActions.class.php redirect
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 19, 2026
- Updated
- Oct 19, 2026
- Reserved
- Oct 18, 2026
Description
A vulnerability was determined in diem-project diem up to 116974edfb9a5b8bd69cb13586dc62bcdbb485ad. This affects an unknown part of the file dmCorePlugin/plugins/dmUserPlugin/modules/dmUser/lib/BasedmUserActions.class.php of the component Sign-In. This manipulation of the argument Referer causes open redirect. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:C | VulDB |
Weaknesses
- CWE-601 Open Redirect
Affected Products
| Product | Versions |
|---|---|
diemdiem-project |
|
References
- VDB-421688 | diem-project diem Sign-In BasedmUserActions.class.php redirectvdb-entrytechnical-description
- VDB-421688 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-112040 | CVE Analysis and Reportthird-party-advisory
- Submit #1008083 | diem-project diem 116974edfb9a5b8bd69cb13586dc62bcdbb485ad Open Redirectthird-party-advisory
- https://github.com/diem-project/diem/issues/457exploitissue-tracking
- https://github.com/diem-project/diem/product
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