Critical severity · published Sep 26, 2022
CVE-2022-21797
The package joblib from 0 and before 1.2.0 are vulnerable to Arbitrary Code Execution via the pre_dispatch flag in Parallel() class due to the eval() statement
9.8
CVSS
2.6%
EPSS
No
On KEV
Description
The package joblib from 0 and before 1.2.0 are vulnerable to Arbitrary Code Execution via the pre_dispatch flag in Parallel() class due to the eval() statement.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.6% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0 · source: NVD
FE
Fedora · Fedoraproject
36; 37 · source: NVD
JO
Joblib · Joblib Project
before 1.1.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-21797
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-21797
Patch
https://github.com/joblib/joblib/commit/b90f10efeb670a2cc877fb88ebb3f2019189e059
Exploit
https://github.com/joblib/joblib/issues/1128
Issue Tracking
https://github.com/joblib/joblib/pull/1321
Mailing List
https://lists.debian.org/debian-lts-announce/2022/11/msg00020.html
Mailing List
https://lists.debian.org/debian-lts-announce/2023/03/msg00027.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BVOMMW37OXZWU2EV5ONAAS462IQEHZOF/
More from Debian Linux
10.0
CVE-2025-32433
Erlang/OTP SSH Vulnerable to Pre-Authentication RCE
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2021-44228
Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints
10.0
CVE-2015-3306
ProFTPD Improper Access Control Vulnerability
9.8
CVE-2026-111497
Out-of-Bounds Write in Google Brotli Decoder