CVE-2026-56136CWE-125

CVE-2026-56136

Medium · published August 25, 2026

CVSS v3.1
4.7
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

In NTFS-3G through 2026.2.25, an out-of-bounds read exists in ntfs_ir_nill() in libntfs-3g/index.c that allows an attacker to read possibly confidential information in an ntfs-3g process by crafting a malicious NTFS image. This read operation is triggered by creation of a file with a crafted name.

The record
Technical detail
CVSS v3.1
4.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00122 · 1.8th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-08-25T01:17Z
Affected products (1)
ProductVersionsFixed in
tuxera/ntfs-3g< 2026.7.72026.7.7
References (1)
https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-r66g-c39x-cw95 · [email protected]
EPSS history
Timeline
  • 26 AUG 08:15Z
    EPSS moved — → 0%
    epss
  • 24 AUG 00:00Z
    In NTFS-3G through 2026.2.25, an out-of-bounds read exists in ntfs_ir_nill() in libntfs-3g/index.c that allows an attacker to read possibly confidential…
    cvelistv5