Which versions of @mastra/otel-bridge are malicious?

The following npm versions of @mastra/otel-bridge are flagged malicious: 1.2.3. Treat any of these as compromised.

How do I remediate @mastra/otel-bridge if I installed it?

Remove @mastra/otel-bridge from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound network activity or persistence. Use O3 Security's dependency scanner to confirm the package and its artifacts are fully purged across your stack.

Is @mastra/otel-bridge part of a known attack campaign?

Yes — @mastra/otel-bridge is associated with the GHSA-xww8-gf7m-2fhh campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

Can O3 Security detect @mastra/otel-bridge in my codebase?

Yes. O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, blocking @mastra/otel-bridge and packages like it before any post-install script runs.

Malicious package

@mastra/otel-bridgenpm

Malicious code in @mastra/otel-bridge (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-5958

Immediate action

Remove the package, then rotate any secrets the build/runtime could reach.

npm uninstall @mastra/otel-bridge

What this malware does

Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.

Malicious versions

1 flagged

1.2.3

Indicators of compromise (SHA-256)

713aa738c88e89dcf078ff056e40389e2e9dc23573efcd4e3eed73533a730d28

0a3bb6b25621e7acae1119ffdfd0d933f4fa3365b3e1553747cb4147fb490363

Frequently asked questions

No. @mastra/otel-bridge on npm has been identified as a malicious package (version 1.2.3 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-xww8-gf7m-2fhh

References

github.com

Scan your dependencies

O3 Security blocks malicious packages like this at install time and in CI.

Supply-chain protection