Supply Chain Compromise on  @antv being investigated for more than 300 packages in npm ecosystem

What to do

• Check whether you use Snyk Snyk Open Source, Snyk Open Source, Snyk Open Source, Snyk Open Source and 1 more. Check your stack

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• Confirm your retries, queues and scheduled jobs caught up after the 1d 9h it lasted.

  Anything that failed between 2026-05-19 05:29 UTC and 2026-05-20 14:57 UTC may need a replay.

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Updates from Snyk 8

1. investigatingMay 19, 2026, 5:29 AM UTC

   Current scope appears to be: over 630 malicious package versions across more than 315 unique packages, with the AntV suite heavily impacted. This incident relates to compromised third-party open source packages in the npm ecosystem. There is no indication that Snyk systems, products, or infrastructure were compromised. As an active investigation, this is subject to change. We are currently working on confirming the known scope and providing vulnerability advice, reporting, blog, and Trust Center updates. Please subscribe to this incident for further updates as they become available. Links to additional resources will be provided here.

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2. investigatingMay 19, 2026, 7:55 AM UTC

   Update: Snyk is continuing to investigate and respond to the ongoing supply chain compromise of @antv and other packages. Affected packages: Current findings indicate that multiple npm packages have been identified as affected, including packages within the @antv/* namespace and related packages outside the AntV namespace. Scope:  Over 639 malicious package versions across more than 323 unique packages, with numbers subject to change Cause: Investigations indicate the issue was caused by a compromised npm maintainer account, enabling automated malicious package publishing. Immediate action you can take: -Review dependency trees and lockfiles for affected packages, including packages within the @antv/* namespace and additional impacted npm packages size-sensor, echarts-for-react, timeago.js., canvas-nest.js -Pin to pre-May 19 versions, run npm install --ignore-scripts, rotate all credentials. We will update here as soon as we have additional information or links

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3. investigatingMay 19, 2026, 8:45 AM UTC

   The Snyk Trust Center has been updated.

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4. investigatingMay 19, 2026, 8:51 AM UTC

   Customers can now assess potential impact in the Snyk app by visiting: Analytics → Reports → Zero-Day → Active Security Incident Assessment for Antv Supply Chain Compromise - May 2026 Please continue to refer to the Snyk Trust Center for the latest official updates and customer communications.

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5. investigatingMay 19, 2026, 9:13 AM UTC

   Our blog post is now available: Mini Shai-Hulud Hits AntV

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6. investigatingMay 19, 2026, 10:44 AM UTC

   The Compromised Packages list is now available at https://security.snyk.io/antv-supply-chain-compromise-may-2026

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7. investigatingMay 19, 2026, 9:39 PM UTC

   We are continuing to investigate this issue.

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8. resolvedMay 20, 2026, 2:57 PM UTC

   Customer Projects: This Status Page incident, “Supply Chain Compromise on AntV,” was opened to share customer-facing updates regarding a third-party compromise within the AntV ecosystem. Because AntV is a Snyk-supported ecosystem, we used this incident to alert customers that they may have projects using the affected package versions. Snyk Systems: Snyk’s security team has reviewed Snyk's systems, and there is no indication of compromise to Snyk systems, products, or infrastructure. As this issue does not impact the availability or operation of Snyk services, we are resolving this Status Page incident. Going forward, customer-facing updates, affected package information, and remediation guidance for this issue will be provided through the Snyk Trust Center and related security resources. Snyk will continue to monitor for additional related advisories and update customer-facing resources as needed.

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Corrections

None so far.

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