MalwarePublished 7 Nov 2025Updated 9 Nov 2025

xss-payload-7n-ctf (npm) · Malicious Code

Affects xss-payload-7n-ctfSource GCVE Database

Malicious package : remove xss-payload-7n-ctf and rotate any secrets on hosts that installed it.

Data as of 4 Nov 2026, 19:00 UTC

Classification

Malicious package

Published to npm · OSV MAL-2025-49387

What to do

Remove xss-payload-7n-ctf 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
npmxss-payload-7n-ctf	Affected–	Fixed in–

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Description

The npm package xss-payload-7n-ctf contains malicious code that compromises any computer on which it is installed or running. Installation of this package may result in full system compromise, including unauthorized access to secrets and keys stored on the affected machine. Immediate removal of the package is advised, but complete remediation may require rotating all secrets and keys from a separate, uncompromised system due to potential persistent malicious presence.

Impact

Any system with the xss-payload-7n-ctf package installed or running should be considered fully compromised. Attackers may have gained full control, exposing all stored secrets and keys. This can lead to unauthorized access, data theft, and further system compromise. Removal of the package alone may not fully eliminate the threat due to potential persistence mechanisms.

Defensive guidance

Remove the xss-payload-7n-ctf package immediately from all affected systems. Rotate all secrets and keys stored on the compromised machines from a separate, secure computer to prevent unauthorized access. Due to the potential for full system compromise, consider conducting a thorough forensic analysis and system rebuild to ensure complete remediation.

Summary

The npm package xss-payload-7n-ctf was identified by Amazon Inspector and GitHub Security Advisory as containing malicious code. The presence of this package on a system implies a full compromise, with attackers potentially gaining control over the affected computer. The advisory strongly recommends removing the package and rotating all secrets and keys from a different, secure machine to mitigate the risk. No specific CVSS score or affected versions are provided. There is no indication of known exploits in the wild beyond the detection of the malicious package itself.

References

github.com/advisories/GHSA-5chq-994h-q52m (opens in a new tab)

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What to do

Affected software

Description

AI analysisMachine-generated, updated 4 Nov 2026, 19:00 UTC

Technical details

References

Community reviews