MalwarePublished 27 Apr 2026Updated 4 May 2026

@w3m-frame/session_update (npm) · Malicious Code

Affects @w3m-frame/session_updateSource GCVE Database

Malicious package : remove @w3m-frame/session_update and rotate any secrets on hosts that installed it.

Data as of 27 Oct 2026, 01:08 UTC

Classification

Malicious package

Published to npm · OSV MAL-2026-3122

What to do

Remove @w3m-frame/session_update from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.

Affected software

Product	Affected	Fixed in
npm@w3m-frame/session_update	Affected =99.0.4	Fixed in–

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Description

The npm package '@w3m-frame/session_update' version 99.0.4 contains malicious code that executes commands associated with harmful behavior. Any system with this package installed or running should be considered fully compromised. Immediate removal of the package is advised, along with rotation of all secrets and keys from a separate, uncompromised device. However, removal of the package may not fully eliminate all malicious software introduced by its installation.

Impact

Systems with the '@w3m-frame/session_update' package installed or running are considered fully compromised. Attackers may have gained full control over the affected computer, risking exposure of all stored secrets and keys. Simply removing the package does not guarantee removal of all malicious artifacts, implying potential ongoing risk.

Defensive guidance

Remove the '@w3m-frame/session_update' package version 99.0.4 immediately. Rotate all secrets and keys stored on the compromised system from a different, secure computer. Due to the likelihood of persistent compromise, further forensic analysis and remediation may be necessary to ensure complete removal of malicious software.

Summary

The '@w3m-frame/session_update' npm package at version 99.0.4 has been identified as malicious by multiple sources including Amazon Inspector, GHSA Malware, and the OpenSSF Package Analysis project. The package executes commands linked to malicious activities, leading to full compromise of affected systems. The advisory strongly recommends removal of the package and rotation of all secrets and keys, noting that full remediation may require additional measures due to potential persistent compromise.

References

github.com/advisories/GHSA-48cv-82hq-87cc (opens in a new tab)

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What to do

Affected software

Description

AI analysisMachine-generated, updated 27 Oct 2026, 01:08 UTC

Technical details

References

Community reviews