CVE-2013-1630 json
pyshop vulnerable to man-in-the-middle attacks due to using HTTP to retrieve packages from the PyPI repository
published 13y ago modified 4mo ago also GHSA-f594-f3v3-g649 , PYSEC-2013-10 , EUVD-2013-0030
- cvss
- 6.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.1%
- EPSS 2.1% chance of exploitation in 30 days, percentile 81%
- public exploits
- 0
- none known
Summary
pyshop before 0.7.1 uses HTTP to retrieve packages from the PyPI repository, and does not perform integrity checks on package contents, which allows man-in-the-middle attackers to execute arbitrary code via a crafted response to a download operation.
Patch / fix
Is CVE-2013-1630 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
2.09% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | pyshop | <0.7.1 |
0.7.1 |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
github.com
/mardiros/pyshop/commit/ffadb0bcdef1e385884571670210cfd6ba351784
web, patch
-
github.com
/mardiros/pyshop/blob/master/CHANGES.txt
web
-
reddit.com
/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a/
web
-
nvd.nist.gov
/vuln/detail/CVE-2013-1630
advisory
-
github.com
/mardiros/pyshop
package
-
github.com
/pypa/advisory-database/tree/main/vulns/pyshop/PYSEC-2013-10.yaml
web
-
reddit.com
/r/Python/comments/17rfh7/warning_dont_use_pip_in_an_untrusted_network_a
web
-
github.com
/advisories/GHSA-f594-f3v3-g649
advisory
Sources
- CVE List CVE-2013-1630
- GitHub Advisory GHSA-f594-f3v3-g649
- NVD CVE-2013-1630
- OSV PYSEC-2013-10
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.