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MalwarePublished

simple-date-formatter-new-10 (npm) · Malicious Code

Affects simple-date-formatter-new-10Source GCVE Database

0

Malicious package : remove simple-date-formatter-new-10 and rotate any secrets on hosts that installed it.

Data as of 10 Aug 2026, 15:59 UTC

Classification

Malicious package

Published to npm · OSV MAL-2026-13697

What to do

Remove simple-date-formatter-new-10 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

ProductAffectedFixed in
npmsimple-date-formatter-new-10Affected
  • =1.0.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

The npm package simple-date-formatter-new-10 version 1.0.0 contains malicious code that executes during installation. It opens a reverse shell to a remote attacker and exfiltrates SSH keys and user information to a command and control server. The advertised date-formatting functionality is a cover for these attack payloads.

References

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