HIGH 7.5 Microsoft PoC
CVE-2026-49975
Apache HTTP Server: mod_http2 denial of service
Microsoft Security Update 2026-Jun: Apache HTTP Server: mod_http2 denial of service
Affected Products
- azl3 nginx 1.28.3-4 on Azure Linux 3.0
- azl3 httpd 2.4.67-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49975
- https://nvd.nist.gov/vuln/detail/CVE-2026-49975
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-06-09 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 28.0% (top 2% of all CVEs by exploitation probability). Affected: azl3 nginx 1.28.3-4 on Azure Linux 3.0, azl3 httpd 2.4.67-1 on Azure Linux 3.0.
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