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OpenAdvisories
Malicious MAL-2026-17191

requests-cache-utils

PyPI package · versions 1.0.0

Reported Sep 26, 2026 · Updated Sep 26, 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 (1655ea47fc7ccd39294203776ee3dcb01a394c40d93e05b7b527700b19de42c8)
During installation and importing the module, the code downloads and executes an infostealer.

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

Campaign: 2026-09-requests-cache-utils

Reasons (based on the campaign):

- The package overrides the install command in setup.py to execute malicious code during installation.

- Downloads and executes a remote executable.

- malware

- infostealer

- exfiltration-browser-data

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs

IP addresses