CVE-2026-86183diem-project diem dmWidget BasedmWidgetActions.class.php authorization
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)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
- Weakness (CWE)
- CWE-639, CWE-285
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
diem-project diem diem-project:diem | 5.1.0; 5.1.1; 5.1.2; 5.1.3 | CNA record |
References
- https://vuldb.com/vuln/399315vdb-entry, technical-description
- https://vuldb.com/vuln/399315/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-86183third-party-advisory
- https://vuldb.com/submit/896155third-party-advisory
- https://github.com/diem-project/diem/issues/450exploit, issue-tracking
- https://github.com/diem-project/diem/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.