CVE-2026-23943

CVE-2026-23943 describes a pre-auth Denial of Service in Erlang OTP ssh_transport due to unbounded zlib inflation (compression bomb). The vulnerability affects the SSH transport layer’s handling of compression, including zlib and [email protected], which can start decompressing attacker-controlled...

EEF-CVE-2026-23943 Pre-auth SSH DoS via unbounded zlib inflate

Summary Improper Handling of Highly Compressed Data Compression Bomb vulnerability in Erlang OTP ssh ssh\transport modules allows Denial of Service via Resource Depletion. The SSH transport layer advertises legacy zlib compression by default and inflates attacker-controlled payloads...

CVE-2026-1526

A flaw was found in undici. A remote attacker can exploit this vulnerability by sending a specially crafted compressed frame, known as a "decompression bomb," during permessage-deflate decompression. The undici WebSocket client does not properly limit the size of decompressed data, leading to...

CVE-2026-1526

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. When a WebSocket connection negotiates the permessage-deflate extension, the client decompresses incoming compressed frames without enforcing any limit...

CVE-2026-1526

undici WebSocket PerMessageDeflate.decompress() can accumulate decompressed data without a size limit, enabling a decompression bomb that may exhaust Node.js memory and crash or render the process unresponsive. The description specifies a denial-of-service via memory exhaustion. No remediation or...

CVE-2026-1526 undici is vulnerable to Unbounded Memory Consumption in undici WebSocket permessage-deflate Decompression

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. When a WebSocket connection negotiates the permessage-deflate extension, the client decompresses incoming compressed frames without enforcing any limit...

CVE-2026-1526

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. When a WebSocket connection negotiates the permessage-deflate extension, the client decompresses incoming compressed frames without enforcing any limit...

CVE-2026-1526 undici is vulnerable to Unbounded Memory Consumption in undici WebSocket permessage-deflate Decompression

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. When a WebSocket connection negotiates the permessage-deflate extension, the client decompresses incoming compressed frames without enforcing any limit...

CVE-2026-1526 undici is vulnerable to Unbounded Memory Consumption in undici WebSocket permessage-deflate Decompression

The undici WebSocket client is vulnerable to a denial-of-service attack via unbounded memory consumption during permessage-deflate decompression. When a WebSocket connection negotiates the permessage-deflate extension, the client decompresses incoming compressed frames without enforcing any limit...

PT-2026-25065

Name of the Vulnerable Software and Affected Versions undici versions prior to 7.24.0 Description The undici WebSocket client is susceptible to a denial-of-service condition due to unrestricted memory usage during permessage-deflate decompression. When a WebSocket connection utilizes the...

Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: CVE-2025-69228: Fixed denial of service through large payloads bsc1256022. CVE-2025-69226: Fixed brute-force leak of internal static file path components bsc1256020. CVE-2025-69224: Fixed unicode processing of header values could cause...

SUSE-SU-2026:0859-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2025-69228: Fixed denial of service through large payloads bsc1256022. - CVE-2025-69226: Fixed brute-force leak of internal static file path components bsc1256020. - CVE-2025-69224: Fixed unicode processing of header values could...

Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: CVE-2025-69228: Fixed denial of service through large payloads bsc1256022. CVE-2025-69226: Fixed brute-force leak of internal static file path components bsc1256020. CVE-2025-69224: Fixed unicode processing of header values could cause...

SUSE-SU-2026:0858-1 Security update for python-aiohttp

This update for python-aiohttp fixes the following issues: - CVE-2025-69228: Fixed denial of service through large payloads bsc1256022. - CVE-2025-69226: Fixed brute-force leak of internal static file path components bsc1256020. - CVE-2025-69224: Fixed unicode processing of header values could...

EulerOS 2.0 SP13 : python-urllib3 (EulerOS-SA-2026-1259)

According to the versions of the python-urllib3 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by...

aiohttp: AIOHTTP's HTTP Parser auto_decompress feature is vulnerable to zip bomb

A decompression based denial of service flaw has been discovered in the AIOHTTP python library. Library versions 3.13.2 and below allow a zip bomb to be used to execute a DoS against the AIOHTTP server. An attacker may be able to send a compressed request that when decompressed by AIOHTTP could...

aiohttp: AIOHTTP's HTTP Parser auto_decompress feature is vulnerable to zip bomb

A decompression based denial of service flaw has been discovered in the AIOHTTP python library. Library versions 3.13.2 and below allow a zip bomb to be used to execute a DoS against the AIOHTTP server. An attacker may be able to send a compressed request that when decompressed by AIOHTTP could...

Important: Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update

An update is now available for Red Hat Ansible Automation Platform 2.6 Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

CVE-2026-25962 MarkUs: Zip bomb in config upload enables DoS

MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs currently extracts zip files without any size or entry-count limits. For example, instructors can upload a zip file to provide an assignment configuration; students can upload a zip...

CVE-2026-25962

MarkUs (web application for student submissions and grading) is vulnerable prior to version 2.9.4 due to zip extraction without size or entry-count limits. This can allow a DoS via crafted zip uploads (e.g., for configuration or submissions). The issue is patched in version 2.9.4. If exploiting, ...