Microsoft Playwright Spoofing Vulnerability Allowing Unauthorized Attackers to Manipulate Network Communications

Vulnerability

A vulnerability in Microsoft Playwright has been identified, stemming from improper verification of cryptographic signatures. This flaw allows unauthorized attackers to perform spoofing attacks over an adjacent network. The vulnerability is present in Microsoft Playwright version 1.55.1.

Impact

Exploitation of this vulnerability could lead to spoofing attacks, allowing an attacker to impersonate another user or device on the network.

Remediation

Users can download the security update for Microsoft Playwright version 1.55.1 from the official Playwright GitHub releases page.

Added: Oct 14, 2025, 5:59 PM
Updated: Oct 14, 2025, 8:26 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
2.5
exploitability
4.2
remediation
0.0
relevance
0.7
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.