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4916 articles · 233852 vulns · 35/41 feeds (7d)
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9.8
CVE-2026-77900PATCHED
Microsoft · Azure App Service for Linux

Azure App Service Remote Code Execution Vulnerability

Description

Missing authentication for critical function in Azure App Service allows an unauthorized attacker to execute code over a network.

Affected Products

VendorProductVersions
MicrosoftAzure App Service for Linux-

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
microsoftazurecert_advisory90%

References

  • https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77900(vendor-advisory, patch)

Related News (3 articles)

Tier B
BSI Advisories4d ago
[NEU] [hoch] Microsoft Azure: Mehrere Schwachstellen
→ No new info (linked only)
Tier C
VulDB4d ago
CVE-2026-77900 | Microsoft Azure App Service missing authentication
→ No new info (linked only)
Tier A
Microsoft MSRC5d ago
CVE-2026-77900 Azure App Service Remote Code Execution Vulnerability
→ No new info (linked only)

Discussion (0)

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CVSS 3.19.8 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CISA KEV❌ No
Actively exploited❌ No
Patch available
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-77900
CWECWE-306
PublishedOct 8, 2026
Last enriched4d ago
Trending Score37
Source articles3
Independent3
Info Completeness7/14
Missing: title, description, epss, kev, exploit, iocs, mitre_attack

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Verification

State: verified
Confidence: 0%

Vulnerability Timeline

CVE Published
Oct 8, 2026
Discovered by ZDM
Oct 8, 2026
Patch Available
Oct 10, 2026