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 in the ParseControlFile process. An attacker can exhaust server memory and CPU resources by uploading a specially crafted Debian package file containing a highly compressed...

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 in the ParseControlFile process. An attacker can exhaust server memory and CPU resources by uploading a specially crafted Debian package file containing a highly compressed...

CVE-2026-44981: Improper Handling of Highly Compressed Data (Data Amplification)

CrowdSec offers crowdsourced protection against malicious IPs. From 1.7.0 until 1.7.8, the LAPI router used gin-contrib/gzip with DefaultDecompressHandle globally in pkg/apiserver/controllers/controller.go, causing /v1/watchers and /v1/watchers/login to decompress unauthenticated gzip-compressed...

CVE-2026-62963: Improper Handling of Highly Compressed Data (Data Amplification)

Centrifugo is an open-source scalable real-time messaging server. Prior to 6.8.4, Centrifugo unidirectional WebSocket transport with uniwebsocket.compression enabled enforced uniwebsocket.messagesizelimit against compressed wire-frame length in internal/websocket/conn.go advanceFrame, but...

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 through the processing of untrusted .isdocx or .pdf files, where ZIP entries and embedded files are inflated or read without validating their uncompressed size. An attacker...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the ZipArchiver and GPM\Installer process. An attacker can exhaust disk spa...

CVE-2026-61449: Improper Handling of Highly Compressed Data (Data Amplification)

Grav 2.0.1 contains a decompression-bomb size-cap bypass in ZipArchiver and GPM\Installer. The size bound introduced in 2.0.1 sums the uncompressed size declared in each entry's ZIP central-directory header ZipArchive::statIndex'size' and rejects archives exceeding...

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 inflate process. An attacker can cause unbounded memory allocation leading to application or service crashes by sending specially crafted, highly compressed WebSocke...

CVE-2026-49855: Improper Handling of Highly Compressed Data (Data Amplification)

Tornado is a Python web framework and asynchronous networking library. Prior to 6.5.6, Tornado gzip decompression routines processed limited-size chunks but did not enforce an overall limit on accumulated decompressed chunks, allowing a malicious server accessed by SimpleAsyncHTTPClient or an...

CVE-2026-12588: Improper Handling of Highly Compressed Data (Data Amplification)

An attacker with access to an HX 10.0.0 and previous versions, may send specially-crafted data to the HX console. The malicious detection would then trigger decompression of a large file that consumes an excessive amount of system resources thus causing a Denial of Service...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the Installer::unZip process. An attacker can cause a system crash or exhau...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification in the extract function of ZipArchiver due to missing limits on uncompressed...

CVE-2026-59193: Improper Handling of Highly Compressed Data (Data Amplification)

Grav is a file-based Web platform. Prior to 2.0.0, an authenticated admin.super user can crash Grav or fill the disk by uploading a specially crafted ZIP archive through the Direct Install tool because Installer::unZip calls ZipArchive::extractTo without limits on uncompressed size, entry count, ...

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 in the wire protocol when processing gzip-compressed messages. An attacker can cause excessive memory allocation and service unavailability by sendin...

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 in the wire protocol when processing gzip-compressed messages. An attacker can cause excessive memory allocation and service unavailability by sendin...

CVE-2026-55195: Improper Handling of Highly Compressed Data (Data Amplification)

py7zr is a Python-based library and utility to support 7zip archive compression, decompression, encryption and decryption. Prior to 1.1.3, py7zr's Worker.decompress extracted archive entries without tracking total decompressed size, allowing a crafted .7z file such as a 15.6 KB archive that expan...

CVE-2026-59939: Improper Handling of Highly Compressed Data (Data Amplification)

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

CVE-2026-59803: Improper Handling of Highly Compressed Data (Data Amplification)

rpcx through 1.9.3, fixed in commit 047aec1, contains a denial-of-service vulnerability in protocol.Message.Decode protocol/message.go. When a message has the compression flag set, the payload is gzip-decompressed via util.Unzip with no limit on the decompressed output size. The only built-in siz...

CVE-2026-44160: Improper Handling of Highly Compressed Data (Data Amplification)

Fluentd collects events from various data sources and writes them to files, RDBMS, NoSQL, IaaS, SaaS, Hadoop and so on. Prior to 1.19.3, Fluentd's inhttp and inforward plugins support gzip-compressed data but enforce limits only on compressed payloads through settings such as bodysizelimit and...

H2O Vulnerable to Denial of Service (DoS) via Large GZIP Parsing

In h2oai/h2o-3 version 3.46.0.2, a vulnerability exists where uploading and repeatedly parsing a large GZIP file can cause a denial of service. The server becomes unresponsive due to memory exhaustion and a large number of concurrent slow-running jobs. This issue arises from the improper handling...