# CVE-2018-15982: Adobe Flash Player Use-After-Free Vulnerability

- Exploited (CISA KEV): yes, added 2022-02-15, known ransomware use
- Published: 2019-01-18
- CVSS: 7.8 HIGH (v3.1)
- EPSS: 89.6% (100th percentile)
- CWE: CWE-416

Flash Player versions 31.0.0.153 and earlier, and 31.0.0.108 and earlier have a use after free vulnerability. Successful exploitation could lead to arbitrary code execution.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | Before feed history | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Before feed history | — | — |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2018-15982 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2018-15982