What is CVE-2025-9287?

CVE-2025-9287 is a critical-severity vulnerability in Browserify Cipher-Base, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2025-08-20.

How severe is CVE-2025-9287?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Is CVE-2025-9287 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Browserify Cipher-Base

CVE-2025-9287

Improper Input Validation vulnerability in cipher-base allows Input Data Manipulation.This issue affects cipher-base: through 1.0.4.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.005 (40.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

Affected products

Browserify Cipher-base

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

7ffcee3d-2c14-4c3e-b844-86c6a321a158 (Exploit, vendor-advisory, Vendor Advisory)
7ffcee3d-2c14-4c3e-b844-86c6a321a158 (Patch, patch, Issue Tracking)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-9287?: CVE-2025-9287 is a critical-severity vulnerability in Browserify Cipher-Base, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2025-08-20.
How severe is CVE-2025-9287?: Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2025-9287 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.