How severe is CVE-2020-36288?

CVE-2020-36288 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-36288 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36288?

CVE-2020-36288 primarily affects Atlassian Data Center. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-36288?

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

When was CVE-2020-36288 published?

CVE-2020-36288 was published on 2021-04-15 and last updated on 2026-06-17.

CVE-2020-36288

CVE-2020-36288 is a medium-severity vulnerability in Atlassian Data Center with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Atlassian Data Center
Published: 2021-04-15
Last modified: 2026-06-17

Description

The issue navigation and search view in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.1 allows remote attackers to inject arbitrary HTML or JavaScript via a DOM Cross-Site Scripting (XSS) vulnerability caused by parameter pollution.

Frequently asked questions

What is CVE-2020-36288?: The issue navigation and search view in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.1 allows remote attackers to inject arbitrary HTML or JavaScript via a DOM Cross-Site Scripting (XSS) vulnerability caused by parameter pollution.
How severe is CVE-2020-36288?: CVE-2020-36288 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-36288 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36288?: CVE-2020-36288 primarily affects Atlassian Data Center. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-36288?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-36288 published?: CVE-2020-36288 was published on 2021-04-15 and last updated on 2026-06-17.

References

https://jira.atlassian.com/browse/JRASERVER-72115

Affected products (4)

cpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*

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