CWE-409
Improper Handling of Highly Compressed Data (Data Amplification)
Description
The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.
Hierarchy (View 1000)
Parents
Children
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CVEs mapped to this weakness (136)
page 6 of 7| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-32044 | Med | 0.29 | 5.5 | 0.00 | Mar 21, 2026 | 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… | ||
| CVE-2025-0986 | Med | 0.29 | 4.5 | 0.00 | Mar 28, 2025 | IBM PowerVM Hypervisor FW1050.00 through FW1050.30 and FW1060.00 through FW1060.20 could allow a local user, under certain Linux processor combability mode configurations, to cause undetected data loss or errors when performing gzip compression using HW acceleration. | ||
| CVE-2026-23943 | Med | 0.28 | 5.3 | 0.01 | Mar 13, 2026 | 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… | ||
| CVE-2024-54016 | Med | 0.28 | 4.3 | 0.01 | Mar 20, 2025 | Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Seata (incubating). This issue affects Apache Seata (incubating): through <=2.2.0. Users are recommended to upgrade to version 2.3.0, which fixes the issue. | ||
| CVE-2024-1947 | Med | 0.28 | 4.3 | 0.00 | May 23, 2024 | A denial of service (DoS) condition was discovered in GitLab CE/EE affecting all versions from 13.2.4 before 16.10.6, 16.11 before 16.11.3, and 17.0 before 17.0.1. By leveraging this vulnerability an attacker could create a DoS condition by sending crafted API calls. | ||
| CVE-2023-26483 | Med | 0.28 | 5.3 | 0.01 | Mar 3, 2023 | gosaml2 is a Pure Go implementation of SAML 2.0. SAML Service Providers using this library for SAML authentication support are likely susceptible to Denial of Service attacks. A bug in this library enables attackers to craft a `deflate`-compressed request which will consume… | ||
| CVE-2026-77528 | Med | 0.27 | 5.3 | 0.00 | Sep 18, 2026 | Autobahn Python is a WebSocket and WAMP implementation for Python that supports Twisted and asyncio. Prior to 26.7.1, WebSocket endpoints that accept permessage-deflate and rely on maxMessagePayloadSize enforce that limit against the compressed frame length before inflation but… | ||
| CVE-2026-44163 | Med | 0.27 | 5.3 | 0.00 | Sep 15, 2026 | fluent-plugin-opentelemetry is a Fluentd input and output plugin for forwarding OpenTelemetry Protocol data. Prior to 0.5.3, the in_opentelemetry HTTP input read the entire incoming request body and decompressed payloads into memory without enforcing maximum size thresholds.… | ||
| CVE-2026-8814 | Med | 0.27 | 5.3 | 0.00 | May 19, 2026 | Versions of the package exifreader before 4.39.0 are vulnerable to Improper Handling of Highly Compressed Data (Data Amplification) due to decompressing PNG zTXt metadata without enforcing a built-in maximum decompressed output size. When asynchronous parsing is enabled, a… | ||
| CVE-2026-39373 | Med | 0.27 | 5.3 | 0.00 | Apr 7, 2026 | JWCrypto implements JWK, JWS, and JWE specifications using python-cryptography. Prior to 1.5.7, an unauthenticated attacker can exhaust server memory by sending crafted JWE tokens with ZIP compression. The existing patch for CVE-2024-28102 limits input token size to 250KB but… | ||
| CVE-2026-2575 | Med | 0.27 | 5.3 | 0.01 | Mar 18, 2026 | A flaw was found in Keycloak. An unauthenticated remote attacker can trigger an application level Denial of Service (DoS) by sending a highly compressed SAMLRequest through the SAML Redirect Binding. The server fails to enforce size limits during DEFLATE decompression, leading… | ||
| CVE-2026-32630 | Med | 0.27 | 5.3 | 0.00 | Mar 16, 2026 | 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… | ||
| CVE-2024-29370 | Med | 0.27 | 5.3 | 0.00 | Dec 17, 2025 | In python-jose 3.3.0 (specifically jwe.decrypt), a vulnerability allows an attacker to cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web Encryption (JWE) token with an exceptionally high compression ratio. When this token is processed by the server, it… | ||
| CVE-2026-78594 | Med | 0.25 | 4.9 | 0.00 | Sep 2, 2026 | Improper Handling of Highly Compressed Data (CWE-409) in APM Server can lead to a persistent denial of service via Excessive Allocation (CAPEC-130). An authenticated user with write access to source map content could store specially crafted, highly compressed content that… | ||
| CVE-2026-74046 | Med | 0.25 | 4.9 | 0.00 | Aug 18, 2026 | Wazuh 4.4.0 before 4.14.7 contains a denial of service vulnerability in the fdecompress_files() function within cluster.py that allows authenticated cluster peers to exhaust memory by supplying a malicious synchronization archive without decompressed size limits. Attackers… | ||
| CVE-2026-59193 | Med | 0.25 | 4.9 | 0.01 | Jul 10, 2026 | 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… | ||
| CVE-2026-89321 | Med | 0.21 | 4.3 | 0.00 | Sep 14, 2026 | Publishing limits the compressed size of a VSIX (ovsx.publishing.max-content-size, 512 MB by default) but nothing limited how large an entry becomes when opened. On the first request to /vscode/unpkg/{namespace}/{extension}/{version}/{path}, WebResourceService opened the… | ||
| CVE-2024-28180 | Med | 0.21 | 4.3 | 0.02 | Mar 9, 2024 | Package jose aims to provide an implementation of the Javascript Object Signing and Encryption set of standards. An attacker could send a JWE containing compressed data that used large amounts of memory and CPU when decompressed by Decrypt or DecryptMulti. Those functions now… | ||
| CVE-2026-75476 | Low | 0.20 | 3.1 | 0.00 | Aug 19, 2026 | Tanium addressed a compression bomb vulnerability in Threat Response. | ||
| CVE-2026-11617 | Low | 0.20 | 3.1 | 0.00 | Aug 19, 2026 | Tanium addressed a compression bomb vulnerability in Findings. |
- risk 0.29cvss 5.5epss 0.00
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…
- risk 0.29cvss 4.5epss 0.00
IBM PowerVM Hypervisor FW1050.00 through FW1050.30 and FW1060.00 through FW1060.20 could allow a local user, under certain Linux processor combability mode configurations, to cause undetected data loss or errors when performing gzip compression using HW acceleration.
- risk 0.28cvss 5.3epss 0.01
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…
- risk 0.28cvss 4.3epss 0.01
Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Seata (incubating). This issue affects Apache Seata (incubating): through <=2.2.0. Users are recommended to upgrade to version 2.3.0, which fixes the issue.
- risk 0.28cvss 4.3epss 0.00
A denial of service (DoS) condition was discovered in GitLab CE/EE affecting all versions from 13.2.4 before 16.10.6, 16.11 before 16.11.3, and 17.0 before 17.0.1. By leveraging this vulnerability an attacker could create a DoS condition by sending crafted API calls.
- risk 0.28cvss 5.3epss 0.01
gosaml2 is a Pure Go implementation of SAML 2.0. SAML Service Providers using this library for SAML authentication support are likely susceptible to Denial of Service attacks. A bug in this library enables attackers to craft a `deflate`-compressed request which will consume…
- risk 0.27cvss 5.3epss 0.00
Autobahn Python is a WebSocket and WAMP implementation for Python that supports Twisted and asyncio. Prior to 26.7.1, WebSocket endpoints that accept permessage-deflate and rely on maxMessagePayloadSize enforce that limit against the compressed frame length before inflation but…
- risk 0.27cvss 5.3epss 0.00
fluent-plugin-opentelemetry is a Fluentd input and output plugin for forwarding OpenTelemetry Protocol data. Prior to 0.5.3, the in_opentelemetry HTTP input read the entire incoming request body and decompressed payloads into memory without enforcing maximum size thresholds.…
- risk 0.27cvss 5.3epss 0.00
Versions of the package exifreader before 4.39.0 are vulnerable to Improper Handling of Highly Compressed Data (Data Amplification) due to decompressing PNG zTXt metadata without enforcing a built-in maximum decompressed output size. When asynchronous parsing is enabled, a…
- risk 0.27cvss 5.3epss 0.00
JWCrypto implements JWK, JWS, and JWE specifications using python-cryptography. Prior to 1.5.7, an unauthenticated attacker can exhaust server memory by sending crafted JWE tokens with ZIP compression. The existing patch for CVE-2024-28102 limits input token size to 250KB but…
- risk 0.27cvss 5.3epss 0.01
A flaw was found in Keycloak. An unauthenticated remote attacker can trigger an application level Denial of Service (DoS) by sending a highly compressed SAMLRequest through the SAML Redirect Binding. The server fails to enforce size limits during DEFLATE decompression, leading…
- risk 0.27cvss 5.3epss 0.00
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…
- risk 0.27cvss 5.3epss 0.00
In python-jose 3.3.0 (specifically jwe.decrypt), a vulnerability allows an attacker to cause a Denial-of-Service (DoS) condition by crafting a malicious JSON Web Encryption (JWE) token with an exceptionally high compression ratio. When this token is processed by the server, it…
- risk 0.25cvss 4.9epss 0.00
Improper Handling of Highly Compressed Data (CWE-409) in APM Server can lead to a persistent denial of service via Excessive Allocation (CAPEC-130). An authenticated user with write access to source map content could store specially crafted, highly compressed content that…
- risk 0.25cvss 4.9epss 0.00
Wazuh 4.4.0 before 4.14.7 contains a denial of service vulnerability in the fdecompress_files() function within cluster.py that allows authenticated cluster peers to exhaust memory by supplying a malicious synchronization archive without decompressed size limits. Attackers…
- risk 0.25cvss 4.9epss 0.01
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…
- risk 0.21cvss 4.3epss 0.00
Publishing limits the compressed size of a VSIX (ovsx.publishing.max-content-size, 512 MB by default) but nothing limited how large an entry becomes when opened. On the first request to /vscode/unpkg/{namespace}/{extension}/{version}/{path}, WebResourceService opened the…
- risk 0.21cvss 4.3epss 0.02
Package jose aims to provide an implementation of the Javascript Object Signing and Encryption set of standards. An attacker could send a JWE containing compressed data that used large amounts of memory and CPU when decompressed by Decrypt or DecryptMulti. Those functions now…
- risk 0.20cvss 3.1epss 0.00
Tanium addressed a compression bomb vulnerability in Threat Response.
- risk 0.20cvss 3.1epss 0.00
Tanium addressed a compression bomb vulnerability in Findings.