What is CVE-2026-26145?

CVE-2026-26145 is a medium-severity vulnerability in Microsoft Azure Synapse, classified under Improper Access Control. CVSS score: 4.8/10. Published 2026-07-02.

How severe is CVE-2026-26145?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Vulnerability in Microsoft Azure Synapse

CVE-2026-26145

Improper access control in Azure Synapse allows an authorized attacker to elevate privileges over a network.

Published 2026-07-02 · last modified 2026-07-07.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.6th percentile), scored 2026-10-08.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

Microsoft Azure Synapse Elevation of Privilege Vulnerability (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-26145?: CVE-2026-26145 is a medium-severity vulnerability in Microsoft Azure Synapse, classified under Improper Access Control. CVSS score: 4.8/10. Published 2026-07-02.
How severe is CVE-2026-26145?: Medium severity. CVSS v3 base score is 4.8 out of 10.