rce

Next.js published an out-of-band update on October 14 for two critical unauthenticated RCE advisories and one high-severity DoS, and has announced a November 3 release of seven medium fixes.

WordPress shipped 7.0.2 and 6.9.5 on July 17 and enabled forced auto-updates to fix wp2shell, a two-CVE chain allowing unauthenticated remote code execution in core, as public proof-of-concept exploits circulate.

A deserialization flaw in on-premises SharePoint, patched in May, is now confirmed under active exploitation, with a July 4 federal deadline.

CVE-2026-20253, a CVSS 9.8 missing-authentication flaw in Splunk Enterprise's PostgreSQL sidecar, became the first Splunk bug on CISA's KEV list, with federal agencies ordered to patch by June 21.

An unauthenticated PHP code-injection bug in the Everest Forms Pro plugin, patched in March, has been exploited since April 13 to plant rogue administrator accounts on WordPress sites.

CVE-2026-45185, found by XBOW's Federico Kirschbaum and patched in Exim 4.99.3, lets an unauthenticated SMTP client corrupt the heap via a TLS close_notify during a CHUNKING transfer.

An unauthenticated WebSocket flaw in the popular Marimo notebook (CVE-2026-39987, CVSS 9.3) was weaponized within 9 hours 41 minutes of disclosure, with credential theft completed in under three minutes. CISA has since added the bug to its KEV catalog with a May 7 federal deadline.

A CVSS 9.9 command-injection bug in BeyondTrust Remote Support and Privileged Remote Access lets unauthenticated attackers execute OS commands, echoing the zero-days that gave Chinese state hackers access to the U.S. Treasury in 2024.