Vulnerability intelligence
CVE-2026-4020
Official description is being retrieved from NVD — refresh shortly.
CVSS Score
7.5
High
EPSS — Exploit Probability
0.0%
Riskier than 0% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
1 article across 1 outlet · first covered Jun 17, 2026 · latest Jun 17, 2026
Coverage timeline
-
Critical flaw in Gravity SMTP (CVE-2026-4020) exposes API keyssecurityonline.info · Jun 17, 2026