CVE-2021-47157

CRITICAL

Kossy <0.60 - XSS

Title source: llm

Description

The Kossy module before 0.60 for Perl allows JSON hijacking because of X-Requested-With mishandling.

Scores

CVSS v3 9.8
EPSS 0.0009
EPSS Percentile 25.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-346
Status draft

Timeline

Published Mar 18, 2024
Tracked Since Feb 18, 2026