Debian/nodejs: high 7.5
A flaw in Node.js HTTP/2 handling can cause HTTP/2 retained header blocks evade maxSessionMemory and enable remote memory exhaustion. This vulnerability affects Node.js **24.x** and **22.x**.
Action: Upgrade nodejs to 20.19.2+dfsg-1+deb13u3 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 20.19.2+dfsg-1+deb13u3 | - |
Fixed versions
| 20.19.2+dfsg-1+deb13u3 |
Sources
- osv: DEBIAN-CVE-2026-56846#Debian:13/nodejs
- https://security-tracker.debian.org/tracker/CVE-2026-56846
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