CVE-2007-2877: Tcl Tk

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Buffer overflow in tcl/win/tclWinReg.c in Tcl (Tcl/Tk) before 8.5a6 allows local users to gain privileges via long registry key paths.

Affected products

• Tcl Tk Tcl Tk: up to and including 8.5a5

Published 2007-05-29. Last modified 2026-06-16.