How severe is CVE-2020-2320?

CVE-2020-2320 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-2320 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2320?

CVE-2020-2320 affects Jenkins Installation Manager Tool. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2320?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-2320 published?

CVE-2020-2320 was published on 2020-12-03 and last updated on 2026-06-17.

CVE-2020-2320

CVE-2020-2320 is a critical-severity vulnerability in Jenkins Installation Manager Tool with a CVSS 3.x base score of 9.8. 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-494.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-494
Affected product: Jenkins Installation Manager Tool
Published: 2020-12-03
Last modified: 2026-06-17

Description

Jenkins Plugin Installation Manager Tool 2.1.3 and earlier does not verify plugin downloads.

Frequently asked questions

What is CVE-2020-2320?: Jenkins Plugin Installation Manager Tool 2.1.3 and earlier does not verify plugin downloads.
How severe is CVE-2020-2320?: CVE-2020-2320 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-2320 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2320?: CVE-2020-2320 affects Jenkins Installation Manager Tool. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2320?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-2320 published?: CVE-2020-2320 was published on 2020-12-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:installation_manager_tool:*:*:*:*:*:jenkins:*:*

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