CVE-2026-116841

Medium

Description

DevilutionX 1.4.0 through 1.5.5 contains an out-of-bounds read vulnerability in the bundled libmpq libmpq__file_number_from_hash function that allows attackers to read heap memory via unchecked block_table_index values. Attackers can place a crafted .mpq archive in the game's data path, such as a mod, to trigger reads past mpq_map and crash the game.

SeverityMedium

CVSS5.5

Exploit probability—

ProductDevilutionX

PublishedOct 27, 2026

First seenOct 27, 2026

Weakness typeCWE-125Out-of-bounds read

How to fix

Patches

github.com/diasurgical/DevilutionX/pull/8482

Affected products

Product	Affected versions	Fixed in
diasurgical DevilutionX	1.4.0 ≤ v ≤ 1.5.5	—

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