InfoSecBulletin Cybersecurity for mankind

The Cl0p ransomware group has listed over 40 organizations that they say they targeted in a recent attack. This attack used a weakness in PTC’s product lifecycle management (PLM) tools, Windchill and FlexPLM. The vulnerability and its exploitation The exploitation of the vulnerability, tracked as CVE-2026-12569, was discovered in June …

Oracle has put out 943 new security updates in its August 2026 Critical Security Patch Update. These updates fix problems in its business software. The update contains important Oracle WebLogic Server problems. These issues can let a remote attacker, who is not logged in, gain full control of the affected servers. …

Medusa ransomware hit over 500 critical infrastructure. The Cybersecurity and Infrastructure Security Agency (CISA) said on Tuesday that the Medusa ransomware group hit over 500 critical infrastructure entities in the United States since June 2021. This was announced in a combined alert from the Department of Health and Human Services …