Vulnerability GHSA-h4hv-92pp-pcjg

High Risk
HIGH RISK
CVSS Score: 7.2
Score Range: 7.0–8.9
High severity vulnerabilities (CVSS 7.0–8.9). Serious vulnerabilities that should be prioritized soon after critical fixes.
5 months ago
April 29, 2026 at 06:33 AM UTC
CyberChef has a Cross-site Scripting issue
4.0.0 - 10.24.0
4.0.0 - 10.24.0

Summary

CyberChef has a Cross-site Scripting issue

Details

GCHQ CyberChef before 11.0.0 allows XSS via Show Base64 offsets, as demonstrated by the /#recipe=Show_Base64_offsets('%3Cscript substring.

Impacted packages

Timeline

Published
5 months ago
April 29, 2026 at 06:33 AM UTC
Fixed (11.0.0)
5 months ago
April 28, 2026 at 03:03 PM UTC
Last Modified
4 months ago
May 06, 2026 at 10:26 PM UTC