CVE-2026-111166
libmikmod through 3.3.15 Heap Out-of-Bounds Read via IMF_Load
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
libmikmod through 3.3.15 contains a heap out-of-bounds read vulnerability in the IMF_Load() loader that allows attackers to read beyond allocated memory by supplying a crafted IMF module. Attackers can enable the linear-period header flag and map notes to out-of-range samples, causing noteindex indexing far past the heap allocation and crashing applications that load the file.
| CWE | CWE-125 |
| Vendor | sezero |
| Product | libmikmod |
| Published | Oct 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
sezero / libmikmod
0 ≤ 3.3.15
References
hackmd.io: https://hackmd.io/@haind-pwn/libmikmod-mtm-imf-loader-oob-read github.com: https://github.com/sezero/mikmod/blob/6e658155f7e6b394a288dac796ba572634553fad/libmikmod/loaders/load_imf.c#L702-L712 github.com: https://github.com/sezero/mikmod vulncheck.com: https://www.vulncheck.com/advisories/libmikmod-through-3.3.15-heap-out-of-bounds-read-via-imf-load
Credits
HaiND from the Post and Telecommunication Institute of Technology