New Linux pedit COW Exploit Enables Root Access by Poisoning Cached Binaries
CVE-2026-46331, nicknamed “pedit COW,” is an out-of-bounds write in the packet-editing action (act_pedit) that corrupts shared page-cache memory. A public, working exploit appeared within a day of the CVE assignment on June 16. Red Hat rates the flaw as
Nebulock Raises $25 Million for AI-Native Contextual Security
The cybersecurity startup provides threat hunting, proactive detection, and behavioral security analytics.
The post Nebulock Raises $25 Million for AI-Native Contextual Security appeared first on SecurityWeek.
CISA Adds Exploited PTC Windchill RCE Flaw to KEV as Web Shell Attacks Continue
The vulnerability in question is
New DirtyClone Linux Kernel Flaw Lets Local Users Gain Root via Cloned Packets
Tracked as CVE-2026-43503 (CVSS 8.8), it lets a local user corrupt file-backed memory through a cloned network packet and gain root. The patch landed in
Guardian Agents: The Next Layer of Identity Governance
Linux Foundation Unveils New Open Source Security Project Akrites
It will provide the tools and channels to report, patch, and disclose open source software vulnerabilities.
The post Linux Foundation Unveils New Open Source Security Project Akrites appeared first on SecurityWeek.
Miasma Malware Targets npm Packages and GitHub Actions in Supply Chain Attack
“The latest activity includes malicious npm releases affecting LeoPlatform and RStreams packages, GitHub Actions workflow abuse, and a related Go
$3 Million Reportedly Stolen in Polymarket Hack
The decentralized prediction market said hackers targeted some of its users through a compromise of a third-party vendor.
The post $3 Million Reportedly Stolen in Polymarket Hack appeared first on SecurityWeek.
Microsoft Warns of Photo ZIP Phishing Campaign Targeting Hotels with Node.js Implant
The company has not attributed the activity to a known threat actor, and the operators’ end goal is still unclear.
The lure plays to how hotels work.
