Advisory record · GHSA-w37m-7fhw-fmv9

Next Server Actions Source Code Exposure

CVSS 5.3 Medium

Published by the GitHub Advisory Database at 11 Dec 2025, 22:49 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

Package	Ecosystem	Affected	Fixed in
next	npm	>=15.0.0-canary.0, <15.0.6 \|\| >=15.1.1-canary.0, <15.1.10 \|\| >=15.2.0-canary.0, <15.2.7 \|\| >=15.3.0-canary.0, <15.3.7 \|\| >=15.4.0-canary.0, <15.4.9 \|\| >=15.5.1-canary.0, <15.5.8 \|\| >=15.6.0-canary.0, <15.6.0-canary.59 \|\| >=16.0.0-beta.0, <16.0.9 \|\| >=16.1.0-canary.0, <16.1.0-canary.17	15.0.6, 15.1.10, 15.2.7, 15.3.7, 15.4.9, 15.5.8, 15.6.0-canary.59, 16.0.9, 16.1.0-canary.17

Identifiers: GHSA-w37m-7fhw-fmv9
Weakness (CWE): CWE-497 · CWE-502 · CWE-1395
Tags: Information disclosure
Insecure deserialization
CWE-1395
Published: 11 Dec 2025
Updated: 10 Sept 2026

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.3	Medium	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	GitHub Advisory Database

CISA KEV Not listed.
EPSS No score.

Timeline

This record came from the full history of the GitHub Advisory Database, published 11 Dec 2025. New records show when each source confirmed them.

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.