CVE-2026-64359

A flaw was found in the Linux kernel's nilfs2 filesystem. This vulnerability occurs because user-supplied segment numbers are not properly validated before processing CLEANSEGMENTS ioctl requests. An attacker, by providing out-of-range segment numbers, can trigger excessive logging. This prolonge...

CVE-2026-55685

React Router is a router for React. In versions 7.0.0 through 7.17.0, the manifest endpoint could be accessed via unauthenticated targeted requests that would put heavy load on the server and slow down response times. This issue is a follow up to CVE-2026-42342, and does not does not impact React...

Denial Of Service

React Router is vulnerable to Denial Of Service. The vulnerability is due to insufficient protection of the manifest endpoint, where unauthenticated targeted requests can generate excessive server load, allowing attackers to degrade application performance and slow response times...

urllib3: urllib3: Denial of Service due to excessive HTTP response decompression

A flaw was found in urllib3, an HTTP client library for Python. This vulnerability allows a remote attacker to cause excessive resource consumption, such as high CPU usage and massive memory allocation, on the client side. This occurs when urllib3 attempts to decompress an entire HTTP response,...

SUSE-SU-2026:3137-1 Security update for 389-ds

This update for 389-ds fixes the following issues: Update to version 2.2.10git255.752643c78. Security issues fixed: - CVE-2026-11610: missing bounds check in sasliorecv can lead to a heap buffer overflow when processing a specially crafted oversized LDAP UNBIND packet bsc1270695. - CVE-2026-11611...

OPENSUSE-SU-2026:21372-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues - CVE-2026-50269: improper validation of user-controlled strings allows for CRLF injection in multipart headers bsc1268398. - CVE-2026-54273: no limit in the HTTP/1 pipelined request queue can lead to excessive resource consumption...

UBUNTU-CVE-2026-48125

UAParser.js is a JavaScript library to detect browsers, operating systems, CPUs, and devices from user-agent data. From 2.0.1 until 2.0.10, a regular expression denial-of-service vulnerability exists when using the Client Hints API. By sending a crafted Sec-CH-UA-Model header to an application th...

PYSEC-2026-2652 Mistune: Potential DoS via quadratic-time parsing in parse_link_text

Summary Mistune is vulnerable to a CPU exhaustion DoS due to superlinear approximately On² behavior in parselinktext. A relatively small input consisting of repeated characters causes significant parsing slowdown. Affected component mistune/inlineparser.py → parselinktext Description When parsing...

SUSE CVE-2026-15308

The incremental HTML parser html.parser.HTMLParser allows for CPU denial-of-service through repeated unterminated markup declarations when processing uncontrolled data...

CVE-2026-44383

Multiple connections to the backend using the same charging station ID are allowed, which could allow an attacker to deploy multiple instances of malicious OCPP clients to overwhelm the backend...

CVE-2026-49866 libp2p: CPU DoS via oversized IHAVE and IWANT control message arrays

libp2p is a JavaScript Implementation of libp2p networking stack. Prior to 16.0.0, @libp2p/gossipsub defaultDecodeRpcLimits set maxIhaveMessageIDs and maxIwantMessageIDs to Infinity, allowing oversized IHAVE and IWANT control message arrays in message/decodeRpc.ts and gossipsub.ts to synchronousl...

CVE-2026-59873 node-tar: Decompression/parse DoS via unlimited input

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.19, node-tar does not enforce hard upper bounds on total decompressed data, entry counts, or decompression ratio in extraction and parsing paths such as src/extract.ts, allowing a small crafted gzip bomb to exhaust disk spac...

PYSEC-2026-1443 H2O Vulnerable to Denial of Service (DoS) via `/3/ImportFiles` Endpoint

A vulnerability in the /3/ImportFiles endpoint of h2oai/h2o-3 version 3.46.1 allows an attacker to cause a denial of service. The endpoint takes a single GET parameter, path, which can be recursively set to reference itself. This leads the server to repeatedly call its own endpoint, eventually...

CVE-2026-55574 vLLM: ReDoS via structured_outputs.regex compiled without timeout in xgrammar and outlines backends

vLLM is a high-throughput and memory-efficient inference and serving engine for LLMs. Prior to 0.24.0, the structuredoutputs.regex API parameter passes a user-supplied regular expression string directly to the grammar compiler backends with no compilation timeout; in the xgrammar backend the stri...

jose4j: jose4j: Denial of Service via malicious JSON Web Encryption (JWE) token compression

A flaw was found in jose4j. A remote attacker can exploit this by crafting a malicious JSON Web Encryption JWE token with an exceptionally high compression ratio. When this token is processed by the server, it results in significant memory allocation and processing time during decompression. This...

CVE-2026-54399

Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...

OPENSUSE-SU-2026:21182-1 Security update for python-python-engineio

This update for python-python-engineio fixes the following issues: Changes in python-python-engineio: - CVE-2026-48802: remote user can cause the creation of unnecessary background threads in the server through the heartbeat mechanism and cause a DoS bsc1269544 - CVE-2026-48809: size of incoming...

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...

GO-2026-5457 Arc: Unauthenticated access to Go debug pprof endpoints leaks runtime state and enables CPU-burn DoS in github.com/basekick-labs/arc

Arc: Unauthenticated access to Go debug pprof endpoints leaks runtime state and enables CPU-burn DoS in github.com/basekick-labs/arc...

Security Bulletin: IBM Sterling Secure Proxy is vulnerable to multiple issues

Summary Multiple vulnerabilities affect IBM Sterling Secure Proxy and are addressed in the latest release and ifix. Vulnerability Details CVEID:CVE-2026-1605 DESCRIPTION: In Eclipse Jetty, versions 12.0.0-12.0.31 and 12.1.0-12.0.5, class GzipHandler exposes a vulnerability when a compressed HTTP...