High (7.3). EPSS 0.3% chance of exploitation in the next 30 days.
A host header injection vulnerability exists in the NPM package of perfood/couch-auth <= 0.21.2. By sending a specially crafted host header in the email change confirmation request, it is possible to trigger a SSTI which can be leveraged to run limited commands or leak server-side information
Severity
CVSS 3.1
7.3 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS
0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)