EIP-2026-115766
PRE-CVEMicrosoft Reader 2.1.1.3143 - Integer Overflow (2)
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-115766. PoCs published by Luigi Auriemma.
AI-analyzed exploit summary This exploit demonstrates an integer overflow vulnerability in Microsoft Reader, leading to a heap overflow via controlled memmove operations. The PoC manipulates specific bytes in a LIT file to trigger the overflow, potentially allowing arbitrary code execution.
Description
Microsoft Reader 2.1.1.3143 - Integer Overflow (2)
Exploits (1)
exploitdb
WORKING POC
by Luigi Auriemma · textdoswindows
https://www.exploit-db.com/exploits/17162
This exploit demonstrates an integer overflow vulnerability in Microsoft Reader, leading to a heap overflow via controlled memmove operations. The PoC manipulates specific bytes in a LIT file to trigger the overflow, potentially allowing arbitrary code execution.
Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target:
Microsoft Reader <= 2.1.1.3143 (PC version) and <= 2.6.1.7169 (Origami version)
No auth needed
Prerequisites:
A crafted LIT file with manipulated bytes to trigger the integer overflow
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026