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CVE-2022-38749 Moderate

snakeYAML before 1.31 vulnerable to Denial of Service due to Out-of-bounds Write

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 supply content that causes the parser to crash by stackoverflow.

Exploit probability 1.6%
Published September 6, 2022
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown

31 explicit affected versions

Maven be.cylab:snakeyaml

1 explicit affected versions

Maven com.alipay.sofa.acts:acts-common-util

1 explicit affected versions

Maven io.prometheus.jmx:jmx_prometheus_httpserver

1 explicit affected versions

Maven io.prometheus.jmx:jmx_prometheus_httpserver_java6

4 explicit affected versions

Maven org.testifyproject.external:external-snakeyaml

11 explicit affected versions

Maven org.yaml:snakeyaml

27 explicit affected versions

Maven pl.droidsonroids.yaml:snakeyaml

3 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2022-38749

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 supply content that causes the parser to crash by stackoverflow.

View original source
Open Source Vulnerabilities GHSA-c4r9-r8fh-9vj2

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 supply content that causes the parser to crash by stackoverflow.

View original source

05 / REFERENCES

Further evidence