CVE-2025-6547

Description

Improper Input Validation vulnerability in pbkdf2 allows Signature Spoofing by Improper Validation.This issue affects pbkdf2: <=3.1.2.

CVSS Metrics

• v4.0•CRITICAL•Score: 9.1CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H
• v4.0•CRITICAL•Score: 9.1CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Trends

Current EPSS score: 0.39%• Percentile: 31%

Techniques & Countermeasures

• CWE-20•Improper Input Validation

  The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Affected Systems

• Npm•pbkdf2

  < 3.1.3 | ≥ 1.0.0, < 3.1.3

References (4)

• https://github.com/browserify/pbkdf2/security/advisories/GHSA-v62p-rq8g-8h59
• https://github.com/browserify/pbkdf2/commit/e3102a8cd4830a3ac85cd0dd011cc002fdde33bb
• https://nvd.nist.gov/vuln/detail/CVE-2025-6547
• https://github.com/browserify/pbkdf2