CVE-2026-72923

Microsoft.OpenApi.YamlReader (versions 2.0.0-preview.11 through 2.12.0 and 3.0.0 through 3.10.0) and Microsoft.OpenApi.Readers (prior to 1.6.30) are vulnerable to a denial of service via YAML alias expansion. The root cause lies in how SharpYaml represents aliases as shared nodes in a directed ac...

CVE-2026-72923 Microsoft.OpenApi.YamlReader/Readers vulnerable to denial of service via YAML alias expansion

In Microsoft.OpenApi.YamlReader from 2.0.0-preview.11 until 2.12.0 and from 3.0.0 until 3.10.0, and in Microsoft.OpenApi.Readers prior to 1.6.30, a small YAML OpenAPI document containing nested anchors and aliases can cause uncontrolled resource consumption when parsed through the public YAML...

CVE-2026-72923 Microsoft.OpenApi.YamlReader/Readers vulnerable to denial of service via YAML alias expansion

In Microsoft.OpenApi.YamlReader from 2.0.0-preview.11 until 2.12.0 and from 3.0.0 until 3.10.0, and in Microsoft.OpenApi.Readers prior to 1.6.30, a small YAML OpenAPI document containing nested anchors and aliases can cause uncontrolled resource consumption when parsed through the public YAML...

dasel-hardened-container

dasel v3.3.1 加固容器 这是一个针对 dasel v3.3.1 的 melange 包和 apko 容器镜像，包含针对 CVE-2026-33320（无限制的 YAML 别名扩展）的构建时补丁。该镜像完全由本地生成的 APK 构建——不使用任何预构建的上游镜像。 前提条件 工具| 已测试版本| 用途 ---|---|--- Docker| 29.3.1| 容器运行时，通过 compose.yaml 运行 melange/apko melange| 0.50.5 Docker image...

Minimus-Junior-Backend-Exercise

Junior Backend 练习 — dasel v3.3.1 使用 Melange 打包 dasel v3.3.1，用 apko 构建容器镜像，并修复 CVE-2026-33320。 前置条件： Docker。所有构建步骤在容器内运行 — 无需本地安装 melange/apko。所有命令在 linux/amd64（或支持 linux/amd64 模拟的 Docker Desktop）上从仓库根目录执行。 构建与测试 第 0 步 — 生成签名密钥（一次性） root@kitploit: docker run --rm -v "/$PWD":/work...

CVE-2026-58486

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to version 1.11.0, HedgeDoc was vulnerable to a YAML alias bomb due to unsafe processing of the note frontmatter. HedgeDoc parsed frontmatter with js-yaml.load js-yaml v3 via @hedgedoc/meta-marked, which...

CVE-2026-58486 HedgeDoc: Denial-of-service via YAML alias expansion in note frontmatter

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to version 1.11.0, HedgeDoc was vulnerable to a YAML alias bomb due to unsafe processing of the note frontmatter. HedgeDoc parsed frontmatter with js-yaml.load js-yaml v3 via @hedgedoc/meta-marked, which...

CVE-2026-58486 HedgeDoc: Denial-of-service via YAML alias expansion in note frontmatter

HedgeDoc is an open source, real-time, collaborative, markdown notes application. Prior to version 1.11.0, HedgeDoc was vulnerable to a YAML alias bomb due to unsafe processing of the note frontmatter. HedgeDoc parsed frontmatter with js-yaml.load js-yaml v3 via @hedgedoc/meta-marked, which...

CVE-2026-33320 Dasel has unbounded YAML alias expansion in dasel leads to CPU/memory denial of service

Dasel is a command-line tool and library for querying, modifying, and transforming data structures. Starting in version 3.0.0 and prior to version 3.3.1, Dasel's YAML reader allows an attacker who can supply YAML for processing to trigger extreme CPU and memory consumption. The issue is in the...

CVE-2026-33320 Dasel has unbounded YAML alias expansion in dasel leads to CPU/memory denial of service

Dasel is a command-line tool and library for querying, modifying, and transforming data structures. Starting in version 3.0.0 and prior to version 3.3.1, Dasel's YAML reader allows an attacker who can supply YAML for processing to trigger extreme CPU and memory consumption. The issue is in the...

GO-2026-4768 Dasel has unbounded YAML alias expansion in dasel leads to CPU/memory denial of service in github.com/tomwright/dasel

Dasel has unbounded YAML alias expansion in dasel leads to CPU/memory denial of service in github.com/tomwright/dasel...

CVE-2026-27807 MarkUs: YAML alias (‘billion laughs’) DoS in config upload

MarkUs is a web application for the submission and grading of student assignments. Prior to version 2.9.4, MarkUs allows course instructors to upload YAML files to create/update various entities e.g., assignment settings. These YAML files are parsed with aliases enabled. This issue has been patch...

EUVD-2023-0225

Malicious code in bioql PyPI...

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2024-35221 Denial of service when publishing a package on rubygems.org

Rubygems.org is the Ruby community's gem hosting service. A Gem publisher can cause a Remote DoS when publishing a Gem. This is due to how Ruby reads the Manifest of Gem files when using Gem::Specification.fromyaml. fromyaml makes use of SafeYAML.load which allows YAML aliases inside the YAML-bas...

PYSEC-2023-236

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

CVE-2023-47163

Remarshal prior to v0.17.1 expands YAML alias nodes unlimitedly, hence Remarshal is vulnerable to Billion Laughs Attack. Processing untrusted YAML files may cause a denial-of-service DoS condition...

PT-2023-30338 · Remarshal · Remarshal

Name of the Vulnerable Software and Affected Versions: Remarshal versions prior to 0.17.1 Description: The issue allows for the expansion of YAML alias nodes unlimitedly, making Remarshal susceptible to a Billion Laughs Attack. This can lead to a denial-of-service DoS condition when processing...

Remarshal unlimitedly expanding YAML alias nodes

Overview Remarshal provided by Remarshal Project expands YAML alias nodes unlimitedly CWE-674, hence Remarshal is vulnerable to Billion Laughs Attack. Taichi Kotake of Sterra Security Co.,Ltd. / Akatsuki Games Inc. reported this vulnerability to IPA. JPCERT/CC coordinated with the developer under...