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CVE-2023-23326

MEDIUM
5.4
CVSS Score
Published: March 10, 2023 at 12:00 AM UTC
Updated: July 9, 2026 at 01:18 AM UTC
1 product affected across 1 vendorAvantfax

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

A Stored Cross-Site Scripting (XSS) vulnerability exists in AvantFAX 3.3.7. An authenticated low privilege user can inject arbitrary Javascript into their e-mail address which is executed when an administrator logs into AvantFAX to view the admin dashboard. This may result in stealing an administrator's session cookie and hijacking their session.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: [email protected]
http://avantfax.com
ExploitThird Party Advisory
Source: [email protected]
https://github.com/superkojiman/vulnerabilities/blob/master/AvantFAX-3.3.7/README.md

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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