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Uncontrolled recursion in yaml-rust

Priority LOW 31CWE-674Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-674.

Summary

yaml-rust 0.4.0 and earlier is affected by: Uncontrolled Recursion. The impact is: Denial of service by impossible to catch abort. The component is: YamlLoader::load_from_str function. The attack vector is: Parsing of a malicious YAML document. The fixed version is: 0.4.1 and later.

Why it matters now

EPSS 0.01061 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
yaml-rustyaml-rust0.4.0 and earlier [fixed: 0.4.1 and later]—No fix listedCNA
  • yaml-rust Vendoryaml-rust Affected 0.4.0 and earlier [fixed: 0.4.1 and later] Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:yaml-rust_project:yaml-rust:*:*:*:*:*:*:*:*up to 0.4.0VulnerableYaml-rust Project
  • cpe:2.3:a:yaml-rust_project:yaml-rust:*:*:*:*:*:*:*:* Versions up to 0.4.0 Vulnerable ·Yaml-rust Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-1010182
  2. 2026-10-03 Alias added: GHSA-78qj-jpww-m9rm

References

  • TI-2018-14955 An issue was discovered in the yaml-rust crate before 0.4.1 for Rust. CVSS 3.0HIGH 7.5

Sources