EUVD-2025-203031

Tornado: Quadratic DoS via Repeated Header Coalescing...

CVE-2024-58368 SurrealDB before 1.1.0 Denial of Service via HTTP Headers

SurrealDB versions before 1.1.0 fail to properly parse the ID, DB, and NS headers in HTTP REST API requests containing special characters. Unauthenticated attackers can send crafted HTTP requests with malformed header values to trigger an uncaught exception that crashes the server...

CVE-2026-54465

The CVE-2026-54465 issue affects the ruby websocket-driver library (WebSocket::Driver) used to implement a WebSocket server atop a TCP server or to complement a client. The root cause is a memory-exhaustion vulnerability in the HTTP header parser: a single connection can be induced to process an ...

CVE-2026-21762

Technical details are not publicly available in the provided documents. Monitor for updates.

PT-2026-60780

HTTP::Date versions before 6.08 for Perl allow CPU exhaustion via polynomial regex backtracking in parse date. parse date matches the date string against a chain of alternative regexes, and str2time delegates to it. Several of these patterns place unbounded quantifiers next to each other before a...

PT-2026-60380

Name of the Vulnerable Software and Affected Versions websocket-driver versions prior to 0.8.1 Description When used to implement a WebSocket server on top of a TCP server via the WebSocket::Driver.server method or to complement a WebSocket client, the software is susceptible to memory exhaustion...

CVE-2025-62675

The CVE-2025-62675 entry concerns an issue described as an Improper Neutralization of CRLF Sequences in HTTP Headers (HTTP Response Splitting) in Fortinet FortiOS and FortiProxy products. Affected versions are FortiOS 7.6.0–7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6...

CVE-2026-58229

The CVE-2026-58229 issue affects the Elixir Mint HTTP client. Mint.HTTP1.decode_headers/5 and Mint.HTTP1.decode_trailer_headers/4 accumulate all parsed response headers and trailer fields into a request.headers_buffer without a cap, and decoding uses unlimited per-line/packet limits. A malicious ...

CVE-2025-3110

OpenVPN Access Server 2.7.2 through 3.1.0 accepts bare line-feed sequences inside HTTP header values, allowing remote attackers to perform HTTP request smuggling when deployed behind a reverse proxy...

CVE-2025-3110

CVE-2025-3110 affects OpenVPN Access Server 2.7.2 through 3.1.0, where the server accepts bare line-feed sequences inside HTTP header values, enabling HTTP request smuggling when deployed behind a reverse proxy. Red Hat’s advisory notes this flaw stems from unstandardized LF handling in HTTP head...

Important: nginx:1.24 security, bug fix, and enhancement update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers CVE-2026-42055 Bug Fixes...

nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers

A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...

CVE-2026-48205

Improper Input Validation, Server-Side Request Forgery SSRF vulnerability in Apache Camel DNS component. The camel-dns producers read DNS operation parameters - the resolver to query, the name or domain to look up, the record type and class, and the search term - from Exchange message headers who...

EUVD-2026-41841

Improper Input Validation, Authorization Bypass Through User-Controlled Key vulnerability in Apache Camel JIRA component. The camel-jira producers read their operation parameters - the issue key, project key, transition id, summary, type, assignee, components, watchers, link type, work-log minute...

CVE-2026-48205 Apache Camel DNS: The dns.* and term Exchange header constants used non-Camel-prefixed names that bypass the HTTP header filter, allowing an HTTP client to influence internal behaviour

Improper Input Validation, Server-Side Request Forgery SSRF vulnerability in Apache Camel DNS component. The camel-dns producers read DNS operation parameters - the resolver to query, the name or domain to look up, the record type and class, and the search term - from Exchange message headers who...

GHSA-JQC5-2P7Q-FQFC Hysteria: http large header with sniff cause server DoS

Summary Sending an excessively large header by an attacker could lead to a server-side DoS attack. Details The current sniff implementation does not explicitly specify the upper limit for HTTP headers. Attackers can continuously send excessively large headers without including \r\n\r\n, leading t...

CVE-2026-9073

A flaw was found in foreman-mcp-server. This component utilizes two distinct logging mechanisms that can expose sensitive session and authentication data. One mechanism logs session identifiers, which are treated as authentication credentials, at an informational level. The other, when debug...

SUSE-SU-2026:22196-1 Security update for tomcat11

This update for tomcat11 fixes the following issues Update to Tomcat 11.0.22: - CVE-2026-41284: Unbounded read in WebDAV LOCK and PROPFIND handling bsc1265162. - CVE-2026-41293: HTTP/2 request headers not validated bsc1265163. - CVE-2026-42498: WebSocket authentication header exposure bsc1265165....

nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers

A flaw was found in NGINX. When NGINX is configured to proxy HTTP/2 traffic using the ngxhttpproxyv2module or ngxhttpgrpcmodule with specific settings, a remote, unauthenticated attacker can send specially crafted large headers. This can trigger a heap-based buffer overflow, leading to a restart ...

CVE-2026-56020 Webmin HTTP header authentication bypass

The Webmin HTTP server miniserv.pl allows unauthenticated attackers to impersonate any user with a configured SSL client certificate by sending a forged HTTP header. A remote attacker can spoof certificate DNs and authenticate as any user. Fixed in 2.641...