WordPad information disclosure CVE-2023-36563 exploited in the wild

medium severity · exploited in the wild · published 2023-10-10

Opening a malicious document in WordPad can leak sensitive memory contents to an attacker. This vulnerability has been exploited in the wild.

Fixed in: 10.0.22621.2428

CVE: CVE-2023-36563

Source: Microsoft (MSRC)

Am I affected?

You are affected if the installed version is older than 10.0.22621.2428. Check the version you have and update to 10.0.22621.2428 or later. The fixed version is verified against a vendor or advisory source.

Get the fix

FixLane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the FixLane MCP server and call get_fix_prompt with incident id 1515 and your operating system.