CVE-2026-111135CWE-125

CVE-2026-111135

Medium · published October 15, 2026

CVSS v3.1
6.1
EPSS
0%
Percentile
2.3
In the wild
Unconfirmed
What it is

libfwsi through 20260522 contains a heap out-of-bounds read vulnerability in libfwsi_mtp_volume_values_read_data() that allows attackers to read past buffer bounds via crafted MTP volume shell items. Attackers can embed a 10 to 53 byte shell item with item data size of 44 or more in a .lnk file, jump list or shell bag to crash consuming processes.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
CVSS v4.0
6.9 · CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00129 · 2.3th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-10-15T23:17Z
References (5)
https://github.com/libyal/libfwsi · [email protected]https://github.com/libyal/libfwsi/blob/2f2aba25b888f37314a39d8c3e71c0e3ced56e59/libfwsi/libfwsi_mtp_volume_values.c#L248-L273 · [email protected]https://hackmd.io/@haind-pwn/libfwsi-mtp-values-oob-read · [email protected]https://www.vulncheck.com/advisories/libfwsi-through-20260522-heap-out-of-bounds-read-via-libfwsi-mtp-volume-values-read-data · [email protected]https://hackmd.io/@haind-pwn/cve-2026-111134-111135-libfwsi-mtp-values-oob-read · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 17 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 15 OCT 18:57Z
    libfwsi through 20260522 Heap Out-of-Bounds Read via libfwsi_mtp_volume_values_read_data
    cvelistv5
  • 15 OCT 18:57Z
    libfwsi through 20260522 Heap Out-of-Bounds Read via libfwsi_mtp_volume_values_read_data
    cvelistv5