CVE-2023-23326

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.

CVSS v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

0.49% chance of exploitation in the next 30 days, 40th percentile

Published

2023-03-10

Updated

2026-07-09

Proof-of-concept exploits (1)

• superkojiman/vulnerabilities/blob/master/AvantFAX-3.3.7/README.md

References

• CVE Record
• NVD entry

Related

• CVE-2023-23327
• CVE-2023-23328
• CVE-2023-23315
• CVE-2023-23305
• CVE-2023-23300
• CVE-2023-2333