How to fix CVE-2025-70948?

Within 24 hours: Identify all systems running @perfood/couch-auth v0.26.0 and isolate affected services from production if feasible; disable password reset functionality if operationally possible. Within 7 days: Implement WAF rules to detect/block host header injection patterns; enforce strict host header validation at application layer; deploy network segmentation to restrict mailer component access. Within 30 days: Upgrade to patched version when available; conduct forensic audit for evidence of exploitation; force password reset for all users; consider alternative authentication library if patch remains unavailable.

CVE-2025-70948

CRITICAL

2026-03-05 [email protected]

GHSA-qw8v-34ww-6q9p

9.3

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 21:16 nvd

CRITICAL 9.3

Description

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.

Analysis

Host header injection in @perfood/couch-auth v0.26.0 for password reset token theft.

Technical Context

CWE-644.

Affected Products

['@perfood/couch-auth v0.26.0']

Remediation

Update.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +46

POC: 0

CVE-2025-70948 vulnerability details – vuln.today

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CVE-2025-70948

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

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CVE-2025-70948

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

External POC / Exploit Code