CVE-2025-70948: @perfood/couch auth @perfood/couch-auth Has A Host Header Vulnerability

MODERATE
Advisory Identifier: GHSA-qw8v-34ww-6q9p
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CVSS 9.3
CWE-644 CWE-74
Published
Advisory Summary

CVE-2025-70948 is a MODERATE (CVSS 9.3) @perfood/couch-auth has a host header vulnerability (CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax) affecting @perfood/couch auth libraries in the npm ecosystem. The issue involves @perfood/couch-auth has a host header injection vulnerability. Remediation is available in the latest vendor maintenance releases.

CVE-2025-70948 at a Glance

CVE Identifier CVE-2025-70948
GHSA Identifier GHSA-qw8v-34ww-6q9p
Severity MODERATE
CVSS v3.1 Base Score 9.3
CWE Classification CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax
Affected Product @perfood/couch auth
Package Ecosystem npm
Published Date
Last Updated

Security Impact

CVSS: 9.3

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality High (C:H)
Integrity High (I:H)
Availability None (A:N)

How to Fix CVE-2025-70948

To remediate this vulnerability, upgrade all affected @perfood/couch auth dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

@perfood/couch-auth fixed: Latest secure release 
npm install @perfood/couch-auth@Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

npm ls @perfood/couch-auth

How to Check if You Are Affected

To determine whether your Node.js application is affected by CVE-2025-70948, inspect your project dependencies using npm:

npm ls @perfood/couch-auth

Analyze the terminal output to locate any version of @perfood/couch auth in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The npm ls @perfood/couch-auth command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax, where the product does not neutralize or incorrectly neutralizes web scripting syntax in http headers that can be used by web browser components that can process raw headers, such as flash. In @perfood/couch auth, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing the HTTP Host header.

CVE-2025-70948 Affected @perfood/couch auth Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
@perfood/couch-auth
npm/@perfood/couch-auth
npm
≤ 0.26.0

References

NVD — CVE-2025-70948 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-70948
@perfood/couch auth Source Repository REPOSITORY
https://gist.github.com/0xHunterr/38aab644874ca9f4646524c5b01cfe5e
@perfood/couch auth Source Repository REPOSITORY
https://github.com/perfood/couch-auth
www.npmjs.com/package/@perfood/co... WEB
https://www.npmjs.com/package/@perfood/couch-auth

Frequently Asked Questions

What is CVE-2025-70948?
CVE-2025-70948 is a security vulnerability in @perfood/couch auth involving @perfood/couch-auth has a host header injection vulnerability under CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax.
Which @perfood/couch auth versions are affected?
Affected versions include releases prior to current release patches across affected packages: @perfood/couch-auth.
What version fixes CVE-2025-70948?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is @perfood/couch-auth affected?
Yes, @perfood/couch-auth is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What is the CVSS score of CVE-2025-70948?
CVE-2025-70948 has a CVSS v3.1 base score of 9.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N.
What CWE is associated with CVE-2025-70948?
CVE-2025-70948 is classified under CWE-644: Improper Neutralization of HTTP Headers for Scripting Syntax (The product does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers, such as Flash.).
How can I check npm dependencies for CVE-2025-70948?
Run the dependency tree command: 'npm ls @perfood/couch-auth'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-qw8v-34ww-6q9p",
  "modified" : "2026-03-06T23:00:43Z",
  "published" : "2026-03-05T21:30:49Z",
  "aliases" : [ "CVE-2025-70948" ],
  "summary" : "@perfood/couch-auth has a host header injection vulnerability",
  "details" : "A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing the HTTP Host header.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "@perfood/couch-auth"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "0.26.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-70948"
  }, {
    "type" : "WEB",
    "url" : "https://gist.github.com/0xHunterr/38aab644874ca9f4646524c5b01cfe5e"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/perfood/couch-auth"
  }, {
    "type" : "WEB",
    "url" : "https://www.npmjs.com/package/@perfood/couch-auth"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-644", "CWE-74" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-03-06T23:00:43Z",
    "nvd_published_at" : "2026-03-05T21:16:13Z"
  }
}