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CVE-2024-38139VulnerabilityPublished Updated

CVE-2024-38139: Microsoft Dataverse · Improper Authentication

Affects Microsoft DataverseSource GCVE Database

0

Not known to be exploited · CVSS 8.7 High · patch available : patch Microsoft Dataverse soon.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
8.7High
How severe the flaw is on the 0–10 CVSS scale.
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:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Oct 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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.

References

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