CVE-2026-83619: xmldom: End-tag Whitespace-Trim Regex ReDoS — quadratic backtracking in the 0.8.x end-tag parser

Overview

Severity

N/A

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-07

EPSS Score

0.52% (percentile: 43.6%)

Affected Products (1)

Other

• 19693-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-07: Information published.