CVE-2022-21797
CVE-2022-21797 is a high-severity vulnerability in Joblib Project Joblib with a CVSS 3.x base score of 7.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- EPSS exploit prediction: 2% (78th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Joblib Project Joblib
- Published:
- Last modified:
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.
Frequently asked questions
- What is 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.
- How severe is CVE-2022-21797?
- CVE-2022-21797 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2022-21797 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-21797?
- CVE-2022-21797 primarily affects Joblib Project Joblib. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-21797?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-21797 published?
- CVE-2022-21797 was published on 2022-09-26 and last updated on 2026-06-17.
References
- https://github.com/joblib/joblib/commit/b90f10efeb670a2cc877fb88ebb3f2019189e059
- https://github.com/joblib/joblib/issues/1128
- https://github.com/joblib/joblib/pull/1321
- https://lists.debian.org/debian-lts-announce/2022/11/msg00020.html
- https://lists.debian.org/debian-lts-announce/2023/03/msg00027.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BVOMMW37OXZWU2EV5ONAAS462IQEHZOF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MJ5XTJS6OKJRRVXWFN5J67K3BYPEOBDF/
- https://security.gentoo.org/glsa/202401-01
- https://security.snyk.io/vuln/SNYK-PYTHON-JOBLIB-3027033
Affected products (4)
- cpe:2.3:a:joblib_project:joblib:*:*:*:*:*:python:*:*
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
More vulnerabilities in Joblib Project Joblib
- CVE-2024-34997 — High (CVSS 7.5): joblib v1.4.2 was discovered to contain a deserialization vulnerability via the component…
All CVEs affecting Joblib Project Joblib →
Other CWE-94 (Code Injection) vulnerabilities
- CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
- CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
- CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
- CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
- CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
- CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.