PT-2026-112215 · Microsoft · Rich Text Edit Control

CVE-2026-70096

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Windows Rich Text Edit Control (affected versions not specified)
Description A heap-based buffer overflow exists in the Windows Rich Text Edit Control. This flaw allows an unauthorized attacker to execute arbitrary code over a network. A heap-based buffer overflow occurs when a program writes more data to a heap memory buffer than it can hold, potentially overwriting adjacent memory.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2026-70096

Affected Products

Rich Text Edit Control