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CVE-2020-22083

CRITICAL
9.8
CVSS Score
Published: December 17, 2020 at 03:15 PM UTC
Updated: June 17, 2026 at 03:04 AM UTC
1 product affected across 1 vendorJsonpickle

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Severity
CRITICAL9.8
Exploit prediction
EPSS 6%

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

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2020-22083
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://gist.github.com/j0lt-github/bb543e77a1a10c33cb56cf23d0837874
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/j0lt-github/python-deserialization-attack-payload-generator
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/jsonpickle/jsonpickle/issues/332
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/jsonpickle/jsonpickle/issues/332#issuecomment-747807494
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://versprite.com/blog/application-security/into-the-jar-jsonpickle-exploitation/

CVSS

9.8CRITICAL[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-502

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