Known Vulnerabilities for products from Ultrajson Project
Listed below are 4 of the newest known vulnerabilities associated with the vendor "Ultrajson Project".
These CVEs are retrieved based on exact matches on listed vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed vendor information are still displayed.
Data on known vulnerable products is also displayed based on information from known CPEs, each product links to its respective vulnerability page.
Known Vulnerabilities
| CVE | Shortened Description | Severity | Publish Date | Last Modified |
|---|---|---|---|---|
| CVE-2026-44660 json | UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Prior to 5.12.1, when ujson.dum... | Not Provided | 2026-05-27 | 2026-06-02 |
| CVE-2022-31117 json | UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. In versions prior to 5.4.0 an e... | 5.9 - MEDIUM | 2022-07-05 | 2023-11-07 |
| CVE-2022-31116 json | UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Affected versions were found to... | 7.5 - HIGH | 2022-07-05 | 2023-11-07 |
| CVE-2021-45958 json | UltraJSON (aka ujson) through 5.1.0 has a stack-based buffer overflow in Buffer_AppendIndentUnchecked (called from encode). E... | 5.5 - MEDIUM | 2022-01-01 | 2023-11-07 |