Which versions of @pimy-b2cweb/common are malicious?

The following npm versions of @pimy-b2cweb/common are flagged malicious: 99.99.99. Treat any of these as compromised.

How do I remediate @pimy-b2cweb/common if I installed it?

Remove @pimy-b2cweb/common 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 activity or persistence.

I already installed @pimy-b2cweb/common — how do I know if it already compromised me?

If @pimy-b2cweb/common was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Is @pimy-b2cweb/common part of a known attack campaign?

Yes — @pimy-b2cweb/common is associated with the RLMA-2026-05899 campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

How do I find @pimy-b2cweb/common across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for @pimy-b2cweb/common (version 99.99.99).

Malicious package

@pimy-b2cweb/commonnpm

Advisory published Aug 24, 2026Updated Sep 1, 2026

@pimy-b2cweb/common is a confirmed malicious npm package (MAL-2026-15684) that executes malicious code on install (malicious version 99.99.99). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @pimy-b2cweb/common (npm)

MAL-2026-15684

Immediate action

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

npm uninstall @pimy-b2cweb/common

Malicious versions

1 flagged

99.99.99

Indicators of compromise (SHA-256)

0b16b3f30a7520f99fd0bb331f76047d6c783b08767efcf7995ba5982914c923

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for @pimy-b2cweb/common (version 99.99.99).
If you installed it — respond
Remove @pimy-b2cweb/common 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 activity or persistence.
Did it already run?
If @pimy-b2cweb/common was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. @pimy-b2cweb/common on npm has been identified as a malicious package (version 99.99.99 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-05899

Credits

ReversingLabs · finder

Detect & block this

O3 blocks @pimy-b2cweb/common-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Malware detection Runtime egress monitoring

Explore

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