How severe is CVE-2020-2303?

CVE-2020-2303 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-2303 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-2303?

CVE-2020-2303 affects Jenkins Active Directory. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-2303?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-2303 published?

CVE-2020-2303 was published on 2020-11-04 and last updated on 2026-06-17.

CVE-2020-2303

CVE-2020-2303 is a medium-severity vulnerability in Jenkins Active Directory with a CVSS 3.x base score of 4.3. 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-352.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Jenkins Active Directory
Published: 2020-11-04
Last modified: 2026-06-17

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins Active Directory Plugin 2.19 and earlier allows attackers to perform connection tests, connecting to attacker-specified or previously configured Active Directory servers using attacker-specified credentials.

Frequently asked questions

What is CVE-2020-2303?: A cross-site request forgery (CSRF) vulnerability in Jenkins Active Directory Plugin 2.19 and earlier allows attackers to perform connection tests, connecting to attacker-specified or previously configured Active Directory servers using attacker-specified credentials.
How severe is CVE-2020-2303?: CVE-2020-2303 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-2303 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-2303?: CVE-2020-2303 affects Jenkins Active Directory. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-2303?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-2303 published?: CVE-2020-2303 was published on 2020-11-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:active_directory:*:*:*:*:*:jenkins:*:*

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