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CVE-2021-41306

HIGH
7.5
CVSS Score
Published: October 26, 2021 at 04:15 AM UTC
Updated: June 17, 2026 at 04:08 AM UTC
3 products affected across 1 vendorJira ServerJiraJira Data Center

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Severity
HIGH7.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to view private project and filter names via an Insecure Direct Object References (IDOR) vulnerability in the Average Time in Status Gadget. The affected versions are before version 8.13.12, and from version 8.14.0 before 8.20.0.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Jira· Atlassianatlassian-app
95%
v < 8.13.12
Affected range stops below 8.13.12, so it looks safe — our inference, not a vendor statement
Jira Data Center· Atlassianatlassian-app
95%
v ≥ 8.14.0v < 8.13.12v < 8.20.08.14.0 ≤ v < 8.20.08.14.0
Affected range stops below 8.13.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.20.0, so it looks safe — our inference, not a vendor statement
Jira Server· Atlassianatlassian-app
95%
v ≥ 8.14.0v < 8.13.12v < 8.20.08.14.0 ≤ v < 8.20.08.14.0
Affected range stops below 8.13.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.20.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCIssue TrackingPatchVendor Advisory
Source: [email protected]
https://jira.atlassian.com/browse/JRASERVER-72915

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-639

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