---
title: "CVE-2026-113703: SuggestArr - Authentication Bypass"
description: "SuggestArr before 3.0.0 contains an authentication bypass caused by trusting the spoofable X-Forwarded-For header in local_bypass mode, letting attackers gain unauthenticated admin access, exploit requires crafted X-Forwarded-For header."
url: https://panop.io/threat-heartbeat/CVE-2026-113703/
---

# CVE-2026-113703 SuggestArr - Authentication Bypass

SuggestArr before 3.0.0 contains an authentication bypass caused by trusting the spoofable X-Forwarded-For header in local\_bypass mode, letting attackers gain unauthenticated admin access, exploit requires crafted X-Forwarded-For header.

CVSS base score 9.3 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-113703)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Published

20 October 2026

Updated

21 October 2026

Weakness

[CWE-290](https://cwe.mitre.org/data/definitions/290.html)

## Vendor fix

Update to version 3.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-113703](https://nvd.nist.gov/vuln/detail/CVE-2026-113703)
- [https://github.com/giuseppe99barchetta/SuggestArr/security/advisories/GHSA-fcjm-xhw8-pmh5](https://github.com/giuseppe99barchetta/SuggestArr/security/advisories/GHSA-fcjm-xhw8-pmh5)
- [https://www.vulncheck.com/advisories/suggestarr-before-authentication-bypass-via-x-forwarded-for-spoofing](https://www.vulncheck.com/advisories/suggestarr-before-authentication-bypass-via-x-forwarded-for-spoofing)
- [https://github.com/giuseppe99barchetta/SuggestArr/releases/tag/v3.0.0](https://github.com/giuseppe99barchetta/SuggestArr/releases/tag/v3.0.0)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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