---
title: "CVE-2026-110618: SmsForwarder - Authentication Bypass"
description: "SmsForwarder through 3.5.0 contains a missing authentication vulnerability in its AndServer HTTP server, letting unauthenticated network attackers invoke remote-control APIs to read SMS, call logs, contacts, send SMS, and modify configuration."
url: https://panop.io/threat-heartbeat/CVE-2026-110618/
---

# CVE-2026-110618 SmsForwarder - Authentication Bypass

SmsForwarder through 3.5.0 contains a missing authentication vulnerability in its AndServer HTTP server, letting unauthenticated network attackers invoke remote-control APIs to read SMS, call logs, contacts, send SMS, and modify configuration.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-110618)

## Details

Type

Authentication Bypass

Impact

Information Disclosure, Data Tampering

CVSS vector

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

Published

14 October 2026

Updated

15 October 2026

Weakness

[CWE-306](https://cwe.mitre.org/data/definitions/306.html)

## Vendor fix

Update to the latest version beyond 3.5.0.

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-2026-110618](https://nvd.nist.gov/vuln/detail/CVE-2026-110618)
- [https://github.com/pppscn/SmsForwarder/blob/v3.5.0/app/src/main/kotlin/cn/ppps/forwarder/utils/HttpServerUtils.kt#L35-L38](https://github.com/pppscn/SmsForwarder/blob/v3.5.0/app/src/main/kotlin/cn/ppps/forwarder/utils/HttpServerUtils.kt#L35-L38)
- [https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/H1ue\_ahiMe](https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/H1ue_ahiMe)
- [https://www.vulncheck.com/advisories/smsforwarder-through-3.5.0-missing-authentication-in-http-server-remote-control-api](https://www.vulncheck.com/advisories/smsforwarder-through-3.5.0-missing-authentication-in-http-server-remote-control-api)
- [https://github.com/pppscn/SmsForwarder](https://github.com/pppscn/SmsForwarder)
- [https://github.com/pppscn/SmsForwarder/blob/v3.5.0/app/src/main/kotlin/cn/ppps/forwarder/server/component/AppMessageConverter.kt#L93-L96](https://github.com/pppscn/SmsForwarder/blob/v3.5.0/app/src/main/kotlin/cn/ppps/forwarder/server/component/AppMessageConverter.kt#L93-L96)

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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

Panop answers these inside your environment, for this CVE and every other finding.

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