---
id: "CVE-2026-116081"
page: "https://infrastack.ai/live/CVE-2026-116081"
kind: "vulnerability"
aliases: ["CVE-2026-116081"]
title: "Sleipnir Mobile for iPhone and iPad: certificate checks let attackers eavesdrop"
severity: "medium"
cvss: 4.2
epss: null
exploited: false
status: "open"
category: "other"
products: [{"name": "Sleipnir Mobile", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["ipad", "iphone", "mobile-browser", "other", "sleipnir-mobile"]
not_affected_if: ["desktop-browser-only", "no-sleipnir-mobile-installed"]
published_at: "2026-11-11T06:17:14+00:00"
first_seen_at: "2026-11-11T06:25:40+00:00"
updated_at: "2026-11-11T06:27:08+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-116081", "first_seen_at": "2026-11-11T06:25:40+00:00"}]
exploit_sources: []
---

# Sleipnir Mobile for iPhone and iPad: certificate checks let attackers eavesdrop

Link for people: https://infrastack.ai/live/CVE-2026-116081 (this .md is for agents)

Sleipnir Mobile, a browser app for iPhone and iPad from Fenrir Inc., does not properly verify server certificates. A man-in-the-middle attacker on the network path can read encrypted traffic.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Sleipnir Mobile affected range not listed fixed no fixed version listed

## Timeline

- 2026-11-11T06:25:40+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-116081

## From the sources

Sleipnir Mobile for iPhone / iPad and Sleipnir Mobile for iPhone / iPad Black Edition provided by Fenrir Inc. are vulnerable to improper certificate verification. A man-in-the-middle attack may allow an attacker to eavesdrop on an encrypted communication.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_