Adobe Digital Editions versions 4.5.8 and below have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution.
Conclusion & alert: CVE-2018-12822 is rated High Risk (77.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 8.03%, 94th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +5.21% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-06-15 | 2.83% | 8.03% | +5.21% |
| 2 | 2026-05-03 | 2.97% | 2.83% | -0.15% |
| 3 | 2026-03-07 | — | 2.97% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| adobe | digital_editions | <= 4.5.8 | cpe:2.3:a:adobe:digital_editions:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/105533 | Third Party Advisory VDB Entry |
| https://helpx.adobe.com/security/products/Digital-Editions/apsb18-27.html | Mitigation Vendor Advisory |