Company news
Introducing Jetstone, AI cyber defence software for Australian businesses
Designed for 1 to 200 devices, with a light agent, detection in Australia and one-tap undo.
Black Shard
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Advisories, threat intelligence, research, policy and company news from Black Shard.
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Threat intelligence
Binance hot wallets drained through a signed EIP-7702 delegation
Policy and regulation
Federal Court orders The Star to pay $260 million for AML/CTF breaches
Policy and regulation
ASD launches ASD Essentials, the successor to the Essential Eight
Advisories
Open advisories
Worst first. Each names the affected versions and the first thing to do.
Critical severityAdvisories
PHP2Shell: the critical PHP vulnerability and how to patch it
Two critical PHP flaws allow code execution with no login. Update PHP itself and restart every worker.
Critical severityAdvisories
CISA lists exploited flaws in PAN-OS, Cisco Secure Email Gateway and AhsayCBS
Four exploited perimeter and backup flaws. Patch PAN-OS, Cisco email gateways and AhsayCBS, and lock down management.
High severityAdvisories
CISA lists exploited flaws in the Linux kernel and VMware ESX
Exploited Linux kernel and ESX flaws. Patch PHP web servers and the kernel first, then ESX hosts.
High severityAdvisories
Cisco ASA and FTD SSL VPN flaw CVE-2026-76418 exploited to force firewall reloads
Exploited Cisco ASA and FTD VPN flaw reloads the firewall. Upgrade, or remove secondary authentication meanwhile.
More from the newsroom
High severityAdvisories
Microsoft October 2026 Patch Tuesday: exploited Windows Shell flaw and two public zero-days
High severityAdvisories
Ivanti Connect Secure zero-day CVE-2026-104935 exploited in a three-flaw chain
Informational severityAdvisories
ASD and partners update their Active Directory compromise guidance to 18 techniques
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