Yaml
9 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Yaml, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.
Yaml CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 0 |
| 2026-03 | 2 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 2 |
| 2026-08 | 0 |
| 2026-09 | 0 |
Severity
How the 9 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical1
- High5
- Medium3
Latest CVEs
The 9 most recently published vulnerabilities affecting Yaml.
- CVE-2026-45305Symfony: YAML Parser ReDoS via Catastrophic Backtracking in Parser::cleanup() Regex7.5
- CVE-2026-45304Symfony: YAML Parser Exponential Memory Allocation via Recursive Collection-Alias Expansion ("Billion Laughs")7.5
- CVE-2026-33532yaml is vulnerable to Stack Overflow via deeply nested YAML collections4.3
- CVE-2026-4177YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter9.1
- CVE-2023-2251Uncaught Exception in eemeli/yaml7.5
- CVE-2022-3064Excessive resource consumption in gopkg.in/yaml.v27.5
- CVE-2021-4235Denial of service in gopkg.in/yaml.v25.5
- CVE-2022-28948An issue in the Unmarshal function in Go-Yaml v3 causes the program to crash when attempting to deserialize invalid input.7.5
- CVE-2012-1152Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a deni...5.0
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