Embedded Malicious Code

@tanstack/ packages are vulnerable to Embedded Malicious Code. The vulnerability is due to misconfigured GitHub Actions workflows and cache poisoning weaknesses that allowed attackers to extract OIDC tokens and publish malicious package versions under a trusted identity...

Mini Shai-Hulud Worm Compromises TanStack, Mistral AI, Guardrails AI & More Packages

TeamPCP , the threat actor behind the recentsupply chain attack spree, has been linked to the compromise of the npm and PyPI packages from TanStack, UiPath, Mistral AI, OpenSearch, and Guardrails AI as part of a fresh Mini Shai-Hulud campaign. The affected npm packages have been modified to inclu...

Mini Shai-Hulud Strikes Again: TanStack + more npm Packages Compromised

Detect and mitigate malicious npm packages linked to the latest Mini Shai-Hulud supply chain campaign targeting high-value developer tooling...

CVE-2026-45321

On 2026-05-11, between approximately 19:20 and 19:26 UTC, 84 malicious versions across 42 @tanstack/ packages were published to the npm registry. The publishes were authenticated via the legitimate GitHub Actions OIDC trusted-publisher binding for TanStack/router, but the publish workflow itself...

Malicious code in @tanstack/vue-start-client (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b11c2f37aa0a8c4d809c3136f8f7c227c463f4f8e7a2b4515336b730941dcc4c Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3499 Malicious code in @tanstack/vue-start-client (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware b11c2f37aa0a8c4d809c3136f8f7c227c463f4f8e7a2b4515336b730941dcc4c Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/router-vite-plugin (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 59c369975f931e9f8a4ca499e887c2ec41f7d1dbfcdcb83fa9e6ec9717ea4910 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3480 Malicious code in @tanstack/router-vite-plugin (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 59c369975f931e9f8a4ca499e887c2ec41f7d1dbfcdcb83fa9e6ec9717ea4910 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/solid-start-client (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 4905d7bb1a4d6f69ec73fe4cc8fa958262fcab1397fed5725ac39db447f6239a Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/solid-router-ssr-query (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 8693692b7ab31b63eb7411750d5b8798beec7ab29dddc1adea60186d354f4ed8 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3483 Malicious code in @tanstack/solid-router-ssr-query (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 8693692b7ab31b63eb7411750d5b8798beec7ab29dddc1adea60186d354f4ed8 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/solid-router-devtools (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector d97a7cf294a17c17e22c7eead7d3de9f693c5488aecba96129d5b79b52f430de This version falls within the @tanstack/ package family compromised on 2026-05-11. The campaign published 42 packages × 2 versions each with the...

Malicious code in @tanstack/solid-router (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 79e1b5cf7bf19cbf81420be17e5aad851d9f2e2943848f3a4b295e2ed7a8ed2c Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3481 Malicious code in @tanstack/solid-router (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 79e1b5cf7bf19cbf81420be17e5aad851d9f2e2943848f3a4b295e2ed7a8ed2c Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/router-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 44bca8f9294a1b6c949228c6741851305336a0b694ce00617c6fcd4b220c30a1 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

Malicious code in @tanstack/router-ssr-query-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 388949e6add086eda74454a083d7f720fe77716c9c3f18746ba90206a5ebbab5 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3479 Malicious code in @tanstack/router-utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 44bca8f9294a1b6c949228c6741851305336a0b694ce00617c6fcd4b220c30a1 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

MAL-2026-3478 Malicious code in @tanstack/router-ssr-query-core (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 388949e6add086eda74454a083d7f720fe77716c9c3f18746ba90206a5ebbab5 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

@tanstack/react-start (=1.167.25) potentially affected by CVE-2026-45321 via @tanstack/react-start-rsc (=0.0.5)

@tanstack/react-start-rsc NPM version =0.0.5 is affected by a known vulnerability. The following packages have a transitive dependency on @tanstack/react-start-rsc and may be impacted: - @tanstack/react-start =1.167.25 Source cves: CVE-2026-45321 Source advisory: OSV:GHSA-G7CV-RXG3-HMPX...

@tanstack/react-start (>=1.167.5 <=1.167.6), @tanstack/router-vite-plugin (=1.166.19) +3 more potentially affected by CVE-2026-45321 via @tanstack/router-plugin (=1.167.4)

@tanstack/router-plugin NPM version =1.167.4 is affected by a known vulnerability. The following packages have a transitive dependency on @tanstack/router-plugin and may be impacted: - @tanstack/react-start =1.167.5, =1.167.5, =1.167.8, =1.167.5, =1.167.6 Source cves: CVE-2026-45321 Source...