CVE-2026-58630

CRITICALCVSS 9.8/10EPSS 0.81%

Last modified

CVE-2026-58630 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.81%

53.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MicrosoftAzure App Service For LinuxAll versions

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-58630?
Improper access control in Azure App Service allows an unauthorized attacker to elevate privileges over a network.
How severe is CVE-2026-58630?
CVE-2026-58630 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2026-58630?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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Source: NVD / NIST