Is there a public exploit for CVE-2026-58630?

No public exploit for CVE-2026-58630 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-58630?

CVE-2026-58630 scores CVSS 10 (v3.1), rated critical. EPSS puts the chance of exploitation in the next 30 days at 0.87%.

What does CVE-2026-58630 affect?

CVE-2026-58630 affects Microsoft Azure App Service for Linux.

10.0 Critical

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

CVE-2026-58630

Assessment

CVSS: 10 (v3.1)
Severity: Critical
EPSS: 0.87% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 24 July 2026
Last updated: 1 November 2026
Affected: Microsoft · Azure App Service for Linux
Assigner: microsoft

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C

At the source

EUVD (ENISA)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58630

Community proofs of concept

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