CVE-2026-3114: Improper Handling of Highly Compressed Data (Data Amplification)

Mattermost versions 11.4.x = 11.4.0, 11.3.x = 11.3.1, 11.2.x = 11.2.3, 10.11.x = 10.11.11 fail to validate decompressed archive entry sizes during file extraction which allows authenticated users with file upload permissions to cause a denial of service via crafted zip archives containing highly...

CVE-2026-32044: Improper Handling of Highly Compressed Data (Data Amplification)

OpenClaw versions prior to 2026.3.2 contain an archive extraction vulnerability in the tar.bz2 installer path that bypasses safety checks enforced on other archive formats. Attackers can craft malicious tar.bz2 skill archives to bypass special-entry blocking and extracted-size guardrails, causing...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview @pdfme/pdf-lib is a Create and modify PDF files with JavaScript Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification through the ensureBuffer function in the stream decoding. An attacker can exhaust system memory and cause...

CVE-2026-32630: Improper Handling of Highly Compressed Data (Data Amplification)

file-type detects the file type of a file, stream, or data. From 20.0.0 to 21.3.1, a crafted ZIP file can trigger excessive memory growth during type detection in file-type when using fileTypeFromBuffer, fileTypeFromBlob, or fileTypeFromFile. The ZIP inflate output limit is enforced for...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview org.webjars.npm:undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the PerMessageDeflate.decompress method of the permessage-deflate extension. An attacker...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the PerMessageDeflate.decompress method of the permessage-deflate extension. An attacker can cause...

CVE-2026-25962: Improper Handling of Highly Compressed Data (Data Amplification)

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...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the ContentReader process when handling requests with Content-Encoding: gzip. An attacker can cause excessive resource consumption by sending a small compressed payload...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the skills-install-download process when handling .tar.bz2 archives due to bypassed archive safety parity checks. An...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to a Data Amplification in urllib3 [ CVE-2026-21441]

Summary IBM Watson Speech Services Cartridge is vulnerable to a Data Amplification in urllib3, due to a flaw that library reads the entire response body to drain the connection and decompress the content unnecessarily, rather than decompressing only the necessary bytes as expected CVE-2026-21441...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview psd-tools is a Python package for working with Adobe Photoshop PSD files as described in specification. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the compression module. An attacker can cause application crashes...

CVE-2026-27809: Improper Handling of Highly Compressed Data (Data Amplification)

psd-tools is a Python package for working with Adobe Photoshop PSD files. Prior to version 1.12.2, when a PSD file contains malformed RLE-compressed image data e.g. a literal run that extends past the expected row size, decoderle raises ValueError which propagated all the way to the user, crashin...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the Decode function. An attacker can exhaust memory and CPU resources and cause a server crash by sending a specially crafted HTTP request containing highly compressed...

CVE-2026-27571: Improper Handling of Highly Compressed Data (Data Amplification)

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The WebSockets handling of NATS messages handles compressed messages via the WebSockets negotiated compression. Prior to versions 2.11.2 and 2.12.3, the implementation bound the memory size of a NATS...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the SAMLRequest DEFLATE decompression. An attacker can cause service disruption by sending a highly compressed requests that trigger excessive resource consumption durin...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the SAMLRequest DEFLATE decompression. An...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview dfir-unfurl is an Unfurl takes a URL and expands "unfurls" it into a directed graph Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the zlib.decompress function in the compressed data parsing process. An attacker can...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview guarddog is a GuardDog is a CLI tool to Identify malicious PyPI packages Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the safeextract function. An attacker can exhaust disk space and disrupt services by submitting ...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the unsafe handling of compressed HTTP request bodies when decompressing data. An attacker can exhaust system memory by sending specially crafted compressed payloads tha...

CVE-2026-22776: Improper Handling of Highly Compressed Data (Data Amplification)

cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to version 0.30.1, a Denial of Service DoS vulnerability exists in cpp-httplib due to the unsafe handling of compressed HTTP request bodies Content-Encoding: gzip, br, etc.. The library validates the...