9.8Critical

Equifax Victim Information Notification Exchange

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.

What this means for your business

  • It affects Equifax Victim Information Notification Exchange. It matters if your company, or a supplier that handles your data, runs it.
  • An attacker can use it remotely, over a network, without a login, and without anyone at your company clicking anything.
  • FIRST's prediction model gives it a 0.7% chance of attack attempts being seen in the next 30 days, ranking above 53% of all known flaws.

What to do

  1. 1Check whether your company or your suppliers run Equifax Victim Information Notification Exchange, and which version. The affected versions are listed further down this page.
  2. 2If you do, follow the vendor's guidance. No patch reference has been published yet.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

Scoring

CVSS
9.8 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4
9.3
Weakness
CWE-89
Assigned by
9119a7d8-5eab-497f-8521-727c672e3725

Dates

Published
2026-07-23
Last modified
2026-08-26
Sources
NVD

Affected products

  • Equifax Victim Information Notification Exchange- 2026-05-07

As listed in the NVD configuration data. Not a statement about your estate.

References