CVE-2021-47952
Deferred Deferred - Pending Action
BaseFortify

Publication date: 2026-05-16

Last updated on: 2026-05-26

Assigner: VulnCheck

Description
python jsonpickle 2.0.0 contains a remote code execution vulnerability that allows attackers to execute arbitrary Python commands by deserializing malicious JSON payloads containing py/repr objects. Attackers can craft JSON strings with py/repr directives that invoke the eval function during deserialization to execute arbitrary code.
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Meta Information
Published
2026-05-16
Last Modified
2026-05-26
Generated
2026-06-10
EPSS Evaluated
2026-06-08
NVD
CVE-2021-47952
Affected Vendors & Products
Currently, no data is known.
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-94 The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
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