CRITICAL

CVE-2026-63359

CVSS v3

9.8

CRITICAL

EPSS Score

0.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

The Appriss Insights (Equifax) Victim Information Notification Exchange (VINE) applications allow an unauthenticated attacker to send a specially-crafted request to bypass the login page, access other users' credentials, take over other user accounts, access sensitive PII, and dump other information from the database.

Technical details

CVSS v3 Vector
3.1
Published
7/23/2026
Last Modified
7/23/2026

Frequently asked questions

What is CVE-2026-63359?

The Appriss Insights (Equifax) Victim Information Notification Exchange (VINE) applications allow an unauthenticated attacker to send a specially-crafted request to bypass the login page, access other users' credentials, take over other user accounts, access sensitive PII, and dump other information from the database.

Is CVE-2026-63359 actively exploited?

Active exploitation of CVE-2026-63359 has not been confirmed. The EPSS score is 0.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-63359?

CVE-2026-63359 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string 3.1.

Is CVE-2026-63359 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.