
CVE catalog
CVE-2010-1666
python-cjson - denial of service
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.67% · Oct 25, 2026
Buffer overflow in Dan Pascu python-cjson 1.0.5, when UCS-4 encoding is enabled, allows context-dependent attackers to cause a denial of service (application crash) or possibly have unspecified other impact via vectors involving crafted Unicode input to the cjson.encode function.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | python-cjson | 5.0 | 1.0.5-1 | vulnerable |
| Debian | python-cjson | 5.0 | 1.0.5-1+lenny1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | python-cjson | deb | 5.0 | 1.0.5-1+lenny1 | Not reported | DSA-2068-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: