Digest · Wednesday
Security digest: May 27, 2026
3 known exploited (cisa kev) additions and 5 critical advisories.
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Take stock
- Do you run any of these? Daemon Daemon Tools Lite, Nx Nx Console, TanStack TanStack. They are being exploited in the wild (CISA KEV). Patch or mitigate if you do; CISA’s federal deadline is 2026-05-30.
- Maven: 2 critical advisories (
org.yamcs:yamcs-core). Check withmvn dependency:tree -Dincludes=<groupId>:<artifactId>. - PyPI: 1 critical advisory (
langroid). Check withpip-audit (or: pip show <package>). - npm: 1 critical advisory (
liquidjs). Check withnpm audit (or: npm ls <package>). - Go: 1 critical advisory (
github.com/googleapis/mcp-toolbox). Check withgovulncheck ./.... - None of it touches your stack? Then there is nothing to do today. That is a result, not a failure to read carefully.
Known exploited (CISA KEV) 3
Added to CISA’s catalog on this day: confirmed exploitation in the wild. Due date = CISA’s deadline for US federal agencies.
| CVE | Product and flaw | CISA due |
|---|---|---|
| CVE-2026-8398 | Daemon Daemon Tools Lite Daemon Tools Lite Embedded Malicious Code Vulnerability | 2026-05-30 |
| CVE-2026-48027 | Nx Nx Console Nx Console Embedded Malicious Code Vulnerability Ransomware | 2026-06-10 |
| CVE-2026-45321 | TanStack TanStack TanStack Unspecified Vulnerability Ransomware | 2026-06-10 |
Critical advisories by ecosystem 5
GitHub-reviewed advisories rated critical, published this day (Pacific time).
Maven 2
Check: mvn dependency:tree -Dincludes=<groupId>:<artifactId>
- Yamcs Vulnerable to Remote Code Execution via Mission Database algorithm override CVE-2026-46562 CVSS 9.8 Critical
org.yamcs:yamcs-core< 5.12.7 → fixed in 5.12.7 - Yamcs Vulnerable to Authenticated Remote Code Execution (RCE) via Jython Algorithm Code Injection CVE-2026-46621 CVSS 9.1 Critical
org.yamcs:yamcs-core< 5.12.7 → fixed in 5.12.7
Go 1
Check: govulncheck ./...
- MCP Toolbox for Databases vulnerable to DNS rebinding attacks CVE-2026-9739 CVSS 9.4 Critical
github.com/googleapis/mcp-toolbox< 1.2.0 → fixed in 1.2.0
npm 1
Check: npm audit (or: npm ls <package>)
- LiquidJS is Vulnerable to Remote Code Execution CVE-2026-45618 CVSS 10.0 Critical
liquidjs< 10.26.0 → fixed in 10.26.0
PyPI 1
Check: pip-audit (or: pip show <package>)
- Langroid has Prompt to SQL Injection, Leading to RCE CVE-2026-25879 CVSS 9.8 Critical
langroid< 0.63.0 → fixed in 0.63.0