---
id: "CVE-2026-116926"
page: "https://infrastack.ai/live/CVE-2026-116926"
kind: "vulnerability"
aliases: ["CVE-2026-116926"]
title: "Microsoft Teams: cross-site scripting lets an attacker spoof content over a network"
severity: "high"
cvss: 7.5
epss: null
exploited: false
status: "open"
category: "vendor"
products: []
ecosystems: []
tags: ["microsoft-teams", "vendor", "web"]
not_affected_if: []
published_at: "2026-11-10T19:19:20+00:00"
first_seen_at: "2026-11-10T19:24:45+00:00"
updated_at: "2026-11-10T19:44:52+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-116926", "first_seen_at": "2026-11-10T19:24:45+00:00"}]
exploit_sources: []
---

# Microsoft Teams: cross-site scripting lets an attacker spoof content over a network

Link for people: https://infrastack.ai/live/CVE-2026-116926 (this .md is for agents)

Microsoft Teams does not neutralize input when generating web pages, which is a cross-site scripting flaw. An unauthorized attacker on the network can perform spoofing through it.

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

## Timeline

- 2026-11-10T19:24:45+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-116926

## From the sources

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.

---

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