CVE-2024-38139: Microsoft Dataverse · Improper Authentication
Affects Microsoft DataverseSource GCVE Database
Not known to be exploited · CVSS 8.7 High · patch available : patch Microsoft Dataverse soon.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.7% chance of exploitation in 30 days – higher than 54% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:CExploitation evidence
Disclosed: evidence found.
CVE published 15 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
AI-suggested
An official fix is available from Microsoft for this vulnerability. Users should apply the provided patch promptly to remediate the issue. Since this is not a cloud service, remediation depends on applying the update to affected deployments. No additional mitigation steps are indicated by the vendor advisory.
Description
CVE-2024-38139 is an improper authentication vulnerability in Microsoft Dataverse that allows an authorized attacker to elevate privileges over a network. The vulnerability has a high severity score of 8.7 and has been officially fixed by Microsoft. No known exploits are reported in the wild. Users of Microsoft Dataverse should apply the official patch to mitigate this risk.