rich-util

GHSA-vcq8-f255-j4qg

Malicious code in rich-util (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.218.10`

## Source: kam193 (cc191d72f2f92d966897d0f635b53afecd9a62e8b63de13fff125a00377fcb63)
Package installs persistent malware acting as Rat, with the focus of stealing data and modifying copied cryptowallet addresses.


---

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


Campaign: 2026-05-py-requests


Reasons (based on the campaign):


 - rat


 - typosquatting


 - persistence


 - Downloads and executes a remote malicious script.


 - crypto-related


 - clipboard-modify


 - exfiltration-browser-data


 - exfiltration-crypto


 - infostealer

---

Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/rich-util/MAL-2026-3659.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/rich-util
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/rich-util/MAL-2026-3659.json
- https://github.com/advisories/GHSA-vcq8-f255-j4qg

Compromised versions (1)

= 0.218.10

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