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OpenAdvisories
Malicious MAL-2026-6970

jsonschemavalid

PyPI package · versions 4.26.0

Reported Jul 8, 2026 · Updated Jul 8, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (66c7a352526170a98abaa8fcccfd433c9e8326e340df4904adce19bd13a05902)
A clone of a legitimate package with an embeded reverse shell. In the published version, the reverse shell was connecting to a private IP address suggesting the package was not yet fully weaponized.

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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-07-jsonschemavalidation

Reasons (based on the campaign):

- The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

- clones-real-package

- obfuscation