CVE-2022-28470
Code-execution backdoor in marcador
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
CVE-2022-28470- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
CVE-2022-28470- Updated
- 2026-11-02
EUVDEUVD-2022-0151 No score
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
EUVD-2022-0151- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-57qv-h9m7-jxfg
Code-execution backdoor in marcador
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
GHSA-57qv-h9m7-jxfg- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-57qv-h9m7-jxfg
Code-execution backdoor in marcador
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
GHSA-57qv-h9m7-jxfg- CVSS 4.0
- 9.3 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVPYSEC-2022-185 No score
marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.
- Record
PYSEC-2022-185- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-28470 is a critical vulnerability (CVSS 9.8) in Python Pypi, published May 8, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.27%, the 83rd percentile. Fixed in marcador 0.14.
References
pypi.org/project/marcador
pypi.doubanio.com/simple/request
github.com/joajfreitas/marcador/issues/5
nvd.nist.gov/vuln/detail/CVE-2022-28470