What’s Vulnerable › Vulnerabilities

CVE-2018-20993

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-08-26 · updated 2026-06-17
• Weakness: CWE-674

Description

An issue was discovered in the yaml-rust crate before 0.4.1 for Rust. There is uncontrolled recursion during deserialization.

Affected products

• yaml-rust: before 0.4.1 — fixed in 0.4.1

How to fix

Upgrade to a fixed version: yaml-rust 0.4.1. Check the vendor advisory for mitigations.

References

• https://rustsec.org/advisories/RUSTSEC-2018-0006.html
• https://rustsec.org/advisories/RUSTSEC-2018-0006.html

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