High (7.5). EPSS 1.2% chance of exploitation in the next 30 days.
When the Node.js policy feature checks the integrity of a resource against a trusted manifest, the application can intercept the operation and return a forged checksum to the node's policy implementation, thus effectively disabling the integrity check.
Impacts:
This vulnerability affects all users using the experimental policy mechanism in all active release lines: 18.x and, 20.x.
Please note that at the time this CVE was issued, the policy mechanism is an experimental feature of Node.js.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)