Skip to content

CVE-2026-28388

CVE

Threat entity extracted from intelligence sources

Frequency
3
occurrences
First Seen
April 8, 2026
Last Seen
October 20, 2026
API
Exploited in Wild
—
Ransomware Use
—
Public Exploits
—
Attack Vector
—

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Recent updates to OpenSSL have revealed multiple vulnerabilities affecting various Ubuntu LTS versions. CVE-2026-2673, discovered by Viktor Dukhovni, involves incorrect negotiation of key exchange groups in TLS 1.3 servers, impacting Ubuntu 25.10. Igor Morgenstern identified CVE-2026-28387, which al...

Hitachi Energy has disclosed vulnerabilities affecting its RTU500 and MicroSCADA X SYS600 products. The RTU500 series is impacted by multiple CVEs, including CVE-2026-8927 and CVE-2026-9079, both rated as critical with CVSS scores of 9.1 and 9.8 respectively. The MicroSCADA X SYS600 is affected by C...

Public Exploits

Checking GitHub for proof-of-concept code…