CVE-2026-49975highCWE-409 CWE-789

CVE-2026-49975: falha de alta gravidade em Apache HTTP Server

Apache HTTP Server: mod_http2 denial of service

Publicada em 08 jun 2026 · Atualizada em 19 ago 2026

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55Vexday Risk Score

Sem sinal de exploração. Ela tem prova de conceito pública.

ssvc Attendcvss 7.5epss 33%

da publicação à armano mesmo dia

Publicada no NVD8 de jun.

1ª PoC3 de jun.

Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of service via malicious HTTP requests. This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67.

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

Produtos afetados

Apache Software Foundation · Apache HTTP Server

PoCs públicas encontradas — 14

githubgithub.com/mrx-arafat/CVE-2026-49975-POC★ 29 cve_referencegithub.com/EQSTLab/CVE-2026-49975★ 14 githubgithub.com/fevar54/Proof-of-Concept-POC---CVE-2026-49975-HTTP-2-Bomb-★ 6 githubgithub.com/LSG-PolarBear/CVE-2026-49975★ 6 githubgithub.com/obrige/http2-bomb★ 4 githubgithub.com/adminlove520/http2-bomb-detector★ 3 githubgithub.com/LiaoZiqi-GZFLS/CVE-2026-49975★ 3 githubgithub.com/razureink/cve-2026-49975-http2bomb_reproduction★ 2 githubgithub.com/mindcodings/http2-bomb-detector★ 2 githubgithub.com/renzi25031469/CVE-2026-49975-HTTP-2-Bomb★ 2 githubgithub.com/minc-nice-100/http2-bomb-analysis-paper★ 1 githubgithub.com/Manisso/http2-bomb★ 0 githubgithub.com/wlor0623/http2-bomb-detector★ 0 githubgithub.com/0xc03307b/CVE-2026-49975★ 0

⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.

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Referências