npdf.dll in Nitro Pro before 13.13.2.242 is vulnerable to Heap Corruption at npdf!nitro::get_property+2381 via a crafted PDF document.
Conclusion & alert: CVE-2020-10222 is rated Exploit Available (50/100): CVSS High severity, with low exploitation likelihood (EPSS 0.02%). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-17 | 0.46% | 0.02% | -0.44% |
| 2 | 2024-12-17 | 0.37% | 0.46% | +0.09% |
| 3 | 2023-10-21 | — | 0.37% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.1 | 3.1 | HIGH |
|
2.8 | 5.2 | [email protected] |
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |
| URL | Tags |
|---|---|
| https://github.com/nafiez/nafiez.github.io/blob/master/_posts/2020-03-05-fuzzing-heap-corruption-nitro-pdf-vulnerability.md | Exploit Third Party Advisory |
| https://nafiez.github.io/security/vulnerability/corruption/fuzzing/2020/03/05/fuzzing-heap-corruption-nitro-pdf-vulnerability.html | Exploit Third Party Advisory |