TLDRVuln - Cybersecurity Vulnerabilities Made Simple

CVE-2026-8876

High · published June 3, 2026

CVSS v3.1

7.3

EPSS

Percentile

22.0

In the wild

Unconfirmed

What it is

Version 3.0.7 of the Securly Chrome Extension contains hardcoded, plaintext AES passphrases in securly.min.js. These keys decrypt crisis alert keyword data and intervention site data.

The record

Technical detail

CVSS v3.1: 7.3 · HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0: Not supplied
EPSS: 0.00304 · 22.0th percentile
Published: 2026-06-03T18:07Z

EPSS history

Timeline

03 JUN 18:07Z
CVE-2026-8876
cvelistv5