Critical (9.8) in owncast project owncast. EPSS 1.6% chance of exploitation in the next 30 days.
An issue in OwnCast v.0.1.1 allows a remote attacker to execute arbitrary code and obtain sensitive information via the authHost parameter of the indieauth function.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)