Improper input validation in Browserify Sha.js

CVE-2025-9288

Improper Input Validation vulnerability in sha.js allows Input Data Manipulation.This issue affects sha.js: through 2.4.11.

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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.007 (51.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-9288: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-9288?
CVE-2025-9288 is a critical-severity vulnerability in Browserify Sha.js, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2025-08-20.
How severe is CVE-2025-9288?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2025-9288 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.