Affected versions of Atlassian Fisheye and Crucible allow remote attackers to view a product's SEN via an Information Disclosure vulnerability in the x-asen response header from Atlassian Analytics. The affected versions are before version 4.8.4.
https://jira.atlassian.com/browse/FE-7334
https://jira.atlassian.com/browse/CRUC-8502
Source: Mitre, NVD
Published: 2021-02-02
Updated: 2026-06-17
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N
Severity: Medium
Base Score: 4.3
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS: 0.00196