CWE-158: Improper Neutralization of Null Byte or NUL Character
low-riskThe product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes NUL characters or null bytes when they are sent to a downstream component.
Abstraction: Variant
Common Consequences
Integrity
→
Unexpected State
Real-World Examples (10)
| CVE | CVSS | EPSS | KEV |
|---|---|---|---|
| CVE-2025-47812 | 10.0 | 92.5% | Y |
| CVE-2022-20812 | 9.0 | 1.1% | — |
| CVE-2024-9026 | 3.3 | 0.9% | — |
| CVE-2024-10921 | 6.8 | 0.5% | — |
| CVE-2020-7928 | 6.5 | 0.5% | — |
| CVE-2022-20813 | 9.0 | 0.4% | — |
| CVE-2020-14500 | 10.0 | 0.3% | — |
| CVE-2026-33191 | 8.6 | 0.2% | — |
| CVE-2025-1936 | 7.3 | 0.2% | — |
| CVE-2025-14388 | 9.8 | 0.1% | — |
3
/ 100
low-risk
Active Threat
2/50 · Minimal
Exploit Availability
1/50 · Minimal