reqparser

GHSA-3gf2-53hg-f395

Malicious code in reqparser (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.0`

## Source: kam193 (982923c14e644e82a839621d37715fd123568fc378aed45b6afa6247bc0b5054)
During the module import, the package starts an infostealer. It exfiltrates data from crypto currency wallets and web browsers, ensures persistence and installs further malware.


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


Campaign: 2026-09-reqparser


Reasons (based on the campaign):


 - malware


 - persistence


 - exfiltration-crypto


 - exfiltration-browser-data


 - The package contains code to detect if it is running in a sandbox environment.


 - infostealer


 - keylogger

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/d987faf1f11fcb8854272d28953b1480865aaf9a/osv/malicious/pypi/reqparser/MAL-2026-17181.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/reqparser
- https://github.com/ossf/malicious-packages/blob/d987faf1f11fcb8854272d28953b1480865aaf9a/osv/malicious/pypi/reqparser/MAL-2026-17181.json
- https://github.com/advisories/GHSA-3gf2-53hg-f395

Compromised versions (1)

= 1.0.0

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.