CVE-2021-26070

mediumpriority · track · 30EPSS 0.019 · 80 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.95% (80th) EPSS

CVSS 6.4 · medium

Is it mine?

10 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to evade behind-the-firewall protection of app-linked resources via a Broken Authentication vulnerability in the `makeRequest` gadget resource. The affected versions are before version 8.13.3, and from version 8.14.0 before 8.14.1.

cvss

Technical severity, 0–10. One row per scoring source.

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7.2

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 4.9

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.7

v3.16.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimary

affected products (10)

Products and version ranges known to be affected.

Atlassian Jira Data Center8.14.0 → unspecifiedenisa_euvdEU
Atlassian Jira Data Centerunspecified → 8.13.3enisa_euvdEU
Atlassian Jira Data Centerunspecified → 8.14.1enisa_euvdEU
Atlassian Jira Server8.14.0 → unspecifiedenisa_euvdEU
Atlassian Jira Serverunspecified → 8.13.3enisa_euvdEU
Atlassian Jira Serverunspecified → 8.14.1enisa_euvdEU
atlassian data center< 8.13.3nvdUScpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
atlassian data center8.14.0 → 8.14.1nvdUScpe:2.3:a:atlassian:data_center:*:*:*:*:*:*:*:*
atlassian jira< 8.13.3nvdUScpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*
atlassian jira server8.14.0 → 8.14.1nvdUScpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2021-03-22modified 2026-06-17

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+7709 more

references (4)

External citations — patches, advisories, analysis.

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