RC RANDOM CHAOS

Articles

Long-form writing on tech, culture, and the edges of the internet.

CVE-2026-40369Chromium

The sandbox was never the hard part

CVE-2026-40369 is a 12-byte Mojo IPC overflow in Chromium that converts renderer RCE into browser-process code execution on the host.

6 min read
supply-chaingithub-actions

Your valid credentials are the breach.

Technical analysis of a coordinated GitHub Actions workflow compromise across 5,561 repositories, with detection guidance for audit log and EDR telemetry.

6 min read
AI securitythreat intelligence

AI is making attackers worse, not better.

Defender telemetry through 2026 shows model-mediated attackers produce more volume, less variance, weaker adaptation. Substitution is not uplift.

6 min read
linux kernelprivilege escalation

CVSS 5.5 is lying to you

A nine-year-old Linux kernel flaw enables root command execution. CVSS 5.5 understates the outcome. Patch scope and operator action.

7 min read
github breachidentity security

GitHub shipped optional hardening as a control

The GitHub breach follows a documented class of failure. The mechanism is identity issuance separated from validation. The industry chose documentation over enforcement.

6 min read
github securityci cd security

Malicious commits breached 5,561 repositories

5,561 GitHub repos received malicious CI/CD commits disguised as bot maintenance. The failure was identity enforcement, not exploit complexity.

5 min read
password resetidentity security

Microsoft flags password reset exploitation

Microsoft confirms password reset exploitation. The reset endpoint is an authentication surface and must be controlled as one.

6 min read
nginxzero-day

Nginx patched. Assume breach.

NGINX issued the nginx-poolslip patch. Operator analysis of what is confirmed, what is not, and what must change at the proxy boundary.

6 min read
MFA limitationssession security

Passkeys authenticate the moment, not the session

MFA, passkeys, and trusted IP authenticate the login moment. They do not extend to the session, the token, or the actions that follow.

7 min read
breach analysissupply chain security

Reputation is not a control

Harvard.edu and 140 other domains reported compromised. Why reputation-based controls fail when trusted origins are turned against their consumers.

8 min read
CVE-2026-40369browser-sandbox

Twelve bytes walked out of the sandbox

CVE-2026-40369 reduced a browser sandbox escape to twelve bytes. Analysis of what failed, why it failed, and what must change at the architecture layer.

6 min read
ci securitygithub actions

Workflows are code, not config

CI workflow modification executes under repository trust. The control surface is the file. The boundary is the weakest identity allowed to merge.

7 min read