CVE-2026-49975

CVE-2026-49975 HTTP/2 Bomb ★ CVE-2026-49975 HTTP/2 Bomb PoC ★ Overview CVE-2026-49975 is a Denial of Service DoS vulnerability in Apache HTTP Server. The vulnerability occurs in the HTTP/2 request handling path, where multiple cookie header fields can be merged without being properly counted...

CVE-2026-49975

CVE-2026-49975 HTTP/2 Bomb ★ CVE-2026-49975 HTTP/2 Bomb PoC ★ https://github.com/user-attachments/assets/89310771-f704-45d1-a6c3-d910de1dbc74 Overview CVE-2026-49975 is a Denial of Service DoS vulnerability in Apache HTTP Server. The vulnerability occurs in the HTTP/2 request handling path, where...

DEBIAN-CVE-2026-63379

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent processes chunked HTTP trailers in http.c through evhttpreadtrailer and merges them into request headers. The fix introduces evhttpparseheadersimpl and a temporary trailer header list. An unauthenticated remote...

MGASA-2026-0327 Updated python-starlette package fixes security vulnerabilities

The updated package fixes security vulnerabilities: Proxy-Authorization header kept across hosts. CVE-2024-28849 Starlette vulnerable to On^2 DoS via Range header merging in starlette.responses.FileResponse. CVE-2025-62727 Security restriction bypass via malformed HTTP Host header. CVE-2026-48710...

CLSA-2026-1783525080 Fix CVE(s): CVE-2026-49975

SECURITY UPDATE: memory allocation with excessive size value DoS in modhttp2 HTTP/2 cookie header merging - debian/patches/CVE-2026-49975.patch: count merged cookie headers as an add so they keep counting against LimitRequestFields, and ignore duplicate empty cookie headers, in reqaddheader in...

Improper Verification of Cryptographic Signature

Overview Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via header merging in JWSVerifier::getAlgorithm and JWEDecrypter. An attacker can bypass protected header validation by placing conflicting alg or enc values in unprotected headers, which...

Exploit for Memory Allocation with Excessive Size Value in Apache Http_Server

CVE-2026-49975 HTTP/2 Bomb ★ CVE-2026-49975 HTTP/2 Bomb PoC ★...

EUVD-2006-0637

Malware in sbrugna...

PT-2021-19922 · Envoy · Envoy

Name of the Vulnerable Software and Affected Versions: Envoy versions 1.16.5 through 1.19.0 Description: The issue affects Envoy, an open source L7 proxy and communication bus. In the affected versions, when the ext-authz extension sends request headers to the external authorization service, it...

httpd security, bug fix, and enhancement update

2.2.15-26.0.1.el6 - replace index.html with Oracle's index page oracleindex.html update vstring in specfile 2.2.15-26 - htcacheclean: exit with code 4 also for 'restart' action 805810 2.2.15-25 - htcacheclean: exit with code 4 if nonprivileged user runs initscript 805810 - rotatelogs: omit the...

CVE-2006-0630: Undefined Security Weakness

RITLabs The Bat! before 3.0.0.15 displays certain important headers from encapsulated data in message/partial MIME messages, instead of the real headers, which is in violation of RFC2046 header merging rules and allows remote attackers to spoof the origin of e-mail by sending a fragmented message...