CVE-2023-46595 - CVE House

Status published Medium CVE-2023-46595

Net-NTLM leak via HTML injection in FireFlow VisualFlow workflow editor

5.9 CVSS

Vulnerability Description

Net-NTLM leak via HTML injection in FireFlow VisualFlow workflow editor allows an attacker to obtain victim’s domain credentials and Net-NTLM hash which can lead to relay domain attacks. Fixed in A32.20 (b570 or above), A32.50 (b390 or above)

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Michał Bogdanowicz from Nordea Bank ABP (https://www.linkedin.com/in/micha%C5%82-bogdanowicz-603267a8/)

References

https://cwe.mitre.org/data/definitions/79.html

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CVE-2023-46596

Improper input validation in FireFlow’s VisualFlow workflow editor

Medium 5.1

Affected Vendor

Algosec

View all reports →

Affected Software

Algosec FireFlow

Vulnerable Versions:

A32.20, A32.50

Timeline

Official Publish: November 2nd, 2023

Last Modified: November 12th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

Initial Access

T1059.007 JavaScript

Execution

T1539 Steal Web Session Cookie

Collection

T1213 Data from Information Repositories