CVE-2021-47952

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://github.com/jsonpickle/jsonpickle
• https://jsonpickle.github.io
• https://www.exploit-db.com/exploits/49585
• https://www.vulncheck.com/advisories/python-jsonpickle-remote-code-execution-via-py-repr
• https://access.redhat.com/security/cve/CVE-2021-47952
• https://bugzilla.redhat.com/show_bug.cgi?id=2478170
• https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-47952.json