CVE-2022-28470

Name: CVE-2022-28470
Creator: NVD / NIST
Published: 2022-05-08T20:15:07.84+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.02%

Last modified Jun 17, 2026

CVE-2022-28470 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.. EPSS estimates a 2.02% chance of exploitation in the next 30 days.

Description

marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.02%

78.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Python	Pypi	>= 0.1, <= 0.13

References

http://pypi.doubanio.com/simple/requestThird Party Advisory
https://github.com/joajfreitas/marcador/issues/5Exploit, Issue Tracking, Third Party Advisory
https://pypi.org/project/marcador/Product
http://pypi.doubanio.com/simple/requestThird Party Advisory
https://github.com/joajfreitas/marcador/issues/5Exploit, Issue Tracking, Third Party Advisory
https://pypi.org/project/marcador/Product

Timeline

Published: May 8, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-28470?

marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.

How severe is CVE-2022-28470?

CVE-2022-28470 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.02% probability of exploitation in the next 30 days.

How do I fix CVE-2022-28470?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-28470?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST