Critical severity9.8NVD Advisory· Published Dec 17, 2020· Updated Jun 17, 2026
CVE-2020-22083
CVE-2020-22083
Description
jsonpickle through 1.4.1 allows remote code execution during deserialization of a malicious payload through the decode() function. Note: It has been argued that this is expected and clearly documented behaviour. pickle is known to be capable of causing arbitrary code execution, and must not be used with un-trusted data
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
jsonpicklePyPI | <= 1.4.2 | — |
Affected products
2Patches
Vulnerability mechanics
References
10- versprite.com/blog/application-security/into-the-jar-jsonpickle-exploitation/nvdExploitThird Party Advisory
- access.redhat.com/security/cve/CVE-2020-22083nvdThird Party AdvisoryWEB
- gist.github.com/j0lt-github/bb543e77a1a10c33cb56cf23d0837874nvdThird Party AdvisoryWEB
- github.com/advisories/GHSA-j66q-qmrc-89rxghsaADVISORY
- github.com/jsonpickle/jsonpickle/issues/332nvdThird Party AdvisoryWEB
- github.com/jsonpickle/jsonpickle/issues/332nvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2020-22083ghsaADVISORY
- github.com/jsonpickle/jsonpickle/issues/335ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/jsonpickle/PYSEC-2020-49.yamlghsaWEB
- versprite.com/blog/application-security/into-the-jar-jsonpickle-exploitationghsaWEB
News mentions
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