Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.22.19 security and extras update

Red Hat OpenShift Container Platform release 4.22.19 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a security impact of...

Kubernetes API Server - YAML Parsing DoS (Billion Laughs)

The Kubernetes API server is vulnerable to a denial of service attack via YAML/JSON parsing. An attacker can send a specially crafted YAML/JSON payload that causes exponential memory consumption Billion Laughs attack, leading to API server crash. id: CVE-2019-11253 info: name: Kubernetes API Serv...

loader-CVE-2020-14343

loader-CVE-2020-14343 A web application vulnerable to CVE-2020-14343 insecure deserialization leading to command execution in PyYAML package. Writeup: https://github.com/TebbaaX/CTFs/blob/main/HackerNewsBdarija-CTF-2022/loadder/Loader.md...

CVE-2020-1947

CVE-2020-1947 Apache ShardingSphere UI YAML Parsing Remote Code Execution Vulnerability Reproduction 0x01 Download shardingsphere binary package wget https://mirror-hk.koddos.net/apache/incubator/shardingsphere/4.0.0/apache-shardingsphere-incubating-4.0.0-sharding-ui-bin.tar.gz Extract root@kali...

snakeyaml_cve_poc

snakeyamlcvepoc SnakeYAML-CVE-2022-1471-POC build Either build the jar on your host with mvn clean compile assembly:single Or use docker to build an image with docker build -t snakeyaml . run Run the container with docker run --rm -p8080:8080 snakeyaml or the jar if you built on your host with ja...

docling-core-CVE-2026-24009

CVE-2026-24009 — docling-core Unsafe YAML Deserialization PoC + Notes This repo contains a proof-of-concept PoC and a simple scanner demonstrating CVE-2026-24009 , where docling-core can enable code execution when loading attacker-controlled YAML under specific dependency conditions. TL;DR Impact...

cve-2022-1471-jira-lab

CVE-2022-1471 — SnakeYAML RCE lab Jira / Automation for Jira context Offline, self-contained lab proving the mechanism behind CVE-2022-1471 SnakeYAML unsafe deserialization → RCE, CVSS 9.8, as used in the Jira / Jira Service Management finding against a host running 9.4.9 affected range...

CLEANSTART-2026-YW99186 Those using Snakeyaml to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS)

Security vulnerability affects the apache-hive package. Those using Snakeyaml to parse untrusted YAML files may be vulnerable to Denial of Service attacks DOS...

CLEANSTART-2026-QZ30630 Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS)

Security vulnerability affects the apache-hive package. Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks DOS...

js-yaml: js-yaml: Denial of Service vulnerability in YAML parsing

A flaw was found in js-yaml, a JavaScript YAML parser. An attacker can exploit this by providing a specially crafted YAML document that causes the parser to perform excessive processing when handling merge keys with empty sources. This can lead to prolonged CPU consumption, effectively causing a...

Astra Linux – Vulnerability in snakeyaml

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks DOS. If the parser is running on user-supplied input, an attacker may provide content that causes the parser to crash due to a stack overflow...

js-yaml: js-yaml: Denial of Service via crafted YAML documents

A flaw was found in js-yaml, a JavaScript YAML parser and dumper. A remote attacker could exploit this vulnerability by providing a specially crafted YAML document containing a chain of mappings with merge keys. This could cause the parser to consume excessive CPU resources, leading to a Denial o...

commons-configuration: Apache Commons Configuration: Denial of Service via uncontrolled recursion with crafted YAML input

A flaw was found in Apache Commons Configuration. When processing an untrusted configuration file, a remote attacker could provide specially crafted YAML input with cycles. This could lead to an uncontrolled recursion, causing a StackOverflowError and resulting in a Denial of Service DoS for the...

js-yaml: maxTotalMergeKeys does not limit CPU use for empty merge sources

Summary maxTotalMergeKeys does not count empty mappings. An attacker can repeatedly merge a large sequence of them and consume significant CPU without reaching the configured limit. Example yaml arr: &arr , , , ... N empty mappings targets: - : arr repeated K times For every target, the loader...

EUVD-2026-69712

js-yaml: maxTotalMergeKeys does not limit CPU use for empty merge sources...

SUSE CVE-2026-84375

js-yaml is a JavaScript YAML parser and dumper. From 3.0.0 until 3.15.2, 4.3.2, and 5.4.1, maxTotalMergeKeys in lib/js-yaml/loader.js and lib/loader.js does not count empty mapping sources while processing the merge key . An attacker can alias a large sequence of empty mappings into many merge...

js-yaml: js-yaml: Denial of Service vulnerability in YAML parsing

A flaw was found in js-yaml, a JavaScript YAML parser. An attacker can exploit this by providing a specially crafted YAML document that causes the parser to perform excessive processing when handling merge keys with empty sources. This can lead to prolonged CPU consumption, effectively causing a...

js-yaml: js-yaml: Denial of Service vulnerability in YAML parsing

A flaw was found in js-yaml, a JavaScript YAML parser. An attacker can exploit this by providing a specially crafted YAML document that causes the parser to perform excessive processing when handling merge keys with empty sources. This can lead to prolonged CPU consumption, effectively causing a...

js-yaml: js-yaml: Denial of Service vulnerability in YAML parsing

A flaw was found in js-yaml, a JavaScript YAML parser. An attacker can exploit this by providing a specially crafted YAML document that causes the parser to perform excessive processing when handling merge keys with empty sources. This can lead to prolonged CPU consumption, effectively causing a...

js-yaml: js-yaml: Denial of Service vulnerability in YAML parsing

A flaw was found in js-yaml, a JavaScript YAML parser. An attacker can exploit this by providing a specially crafted YAML document that causes the parser to perform excessive processing when handling merge keys with empty sources. This can lead to prolonged CPU consumption, effectively causing a...