CVE-2021-47952
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Deserializacja złośliwych ładunków JSON w jsonpickle umożliwia zdalne wykonanie kodu.
CVSS
9.8
EPSS
0.7%
Exploit
none
Vendor
Opis źródłowy (NVD)
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.
deserialization rce
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 9.8 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 0.7% |
| Opublikowano (NVD) | 2026-05-16 16:16:21 UTC |
| Ostatnia modyfikacja (NVD) | 2026-06-27 05:16:40 UTC |
Referencje
- https://github.com/jsonpickle/jsonpickle (disclosure@vulncheck.com)
- https://jsonpickle.github.io (disclosure@vulncheck.com)
- https://www.exploit-db.com/exploits/49585 (disclosure@vulncheck.com)
- https://www.vulncheck.com/advisories/python-jsonpickle-remote-code-execution-via-py-repr (disclosure@vulncheck.com)
- https://access.redhat.com/security/cve/CVE-2021-47952 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://bugzilla.redhat.com/show_bug.cgi?id=2478170 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-47952.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)