A tampering vulnerability exists when Microsoft IIS Server improperly handles malformed request headers, aka 'Microsoft IIS Server Tampering Vulnerability'.

Related CVEs

CVE-2020-0645

Key Information

GHSA ID

GHSA-j5hm-cjrm-f26f

Published

May 24, 2022 5:10 PM

Last Modified

May 24, 2022 5:10 PM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: November 23, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.