Cross-site Scripting in python-cjson
Python-cjson 1.0.5 does not properly handle a ['/'] argument to cjson.encode, which makes it easier for remote attackers to conduct certain cross-site scripting (XSS) attacks involving Firefox and the end tag of a SCRIPT element.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | python-cjson | < 1.1.0 | 1.1.0 |
References
- http://t3.dotgnu.info/blog/insecurity/quotes-dont-help.html
- http://pypi.python.org/pypi/python-cjson/
- https://github.com/advisories/GHSA-95jp-77w6-qj52
- https://nvd.nist.gov/vuln/detail/CVE-2009-4924
- https://github.com/AGProjects/python-cjson
- https://github.com/pypa/advisory-database/tree/main/vulns/python-cjson/PYSEC-2010-26.yaml
- https://github.com/pypa/advisory-db/tree/main/vulns/python-cjson/PYSEC-2010-26.yaml
- http://pypi.python.org/pypi/python-cjson
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Python (PyPI)
- Package
python-cjson- Disclosed
- 02.07.2010
- Updated
- 11.10.2026 11:20
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2010-26 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-95jp-77w6-qj52 - CC BY 4.0
Vulnerability history: python-cjson
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 07.2010 07.2010
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Medium 2
Disclosures per year
- 2017: 0
- 2018: 0
- 2019: 0
- 2020: 0
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
earlier: 2
-
Cross-site Scripting in python-cjson this entry
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