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Use of default password in diem-project diem

Priority MEDIUM 57CWE-1393Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

diem-project diem up to and including 5.1.3 uses a default password in the file dmCorePlugin/lib/data/dmDataLoad.php. A remote attacker with low privileges can trigger use of the default password (CWE-1393). The exploit has been made public and a public exploit is linked in the references, and the project has not responded to an early issue report.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Description from the CNA

A vulnerability was found in diem-project diem up to 5.1.3. This vulnerability affects unknown code of the file dmCorePlugin/lib/data/dmDataLoad.php. Performing a manipulation results in use of default password. The attack is possible to be carried out remotely. The exploit has been made public and could be used. It is suggested to update the configuration settings. The project was informed of the problem early through an issue report but has not responded yet.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00262 18th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
diem-projectdiem5.1.0; 5.1.1; 5.1.2; 5.1.3—No fix listedCNA
  • diem Vendordiem-project Affected 5.1.0; 5.1.1; 5.1.2; 5.1.3 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:diem-project:diem:*:*:*:*:*:*:*:*———
  • cpe:2.3:a:diem-project:diem:*:*:*:*:*:*:*:* Versions — — ·—

Remediation

The sources list no fixed version for diem. The source suggests updating the configuration settings.

Written with Claude Haiku 5.5 from the sources below · 2026-10-28

Timeline

  1. 2026-10-18 Threatist record created from CVE-2026-112030
  2. 2026-10-19 Alias added: GHSA-6x47-r2q8-43f5
  3. 2026-10-22 CISA SSVC decision points changed
  4. 2026-10-22 Priority changed: LOW → MEDIUM

References

  • TI-2026-58972 diem-project diem dmWidget BasedmWidgetActions.class.php authorization CVSS 4.0MEDIUM 6.9
  • TI-2026-76225 Open redirect in diem-project diem Sign-In via Referer argument CVSS 4.0MEDIUM 5.3
  • TI-2026-76226 Weak random number generator in diem-project diem dmString.php CVSS 4.0MEDIUM 6.3
  • TI-2026-76222 Improper certificate validation in diem Google Analytics Client CVSS 4.0MEDIUM 6.3
  • TI-2026-58971 diem-project diem dmConsole actions.class.php executeCommand cross-site request forgery CVSS 4.0MEDIUM 5.3
  • TI-2026-57013 diem-project diem Widget Editor dmWidgetContentBaseMediaForm.php unrestricted upload CVSS 4.0MEDIUM 5.3
See all 12 →

Sources