The MessageBundleWhiteList class of atlassian-gadgets before version 4.2.37, from version 4.3.0 before 4.3.14, from version 4.3.2.0 before 4.3.2.4, from version 4.4.0 before 4.4.12, and from version 5.0.0 before 5.0.1 allowed unexpected DNS lookups and requests to arbitrary services as it incorrectly obtained application base url information from the executing http request which could be attacker controlled.
Severity
CVSS 3.1
5.0 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)