CVE-2026-40386
CVSS Score
4.0
EPSS Score
0.0%
EPSS Percentile
0th
In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be used by attackers to crash or leak information out of libexif-using programs.
| CWE | CWE-191 |
| Vendor | libexif project |
| Product | libexif |
| Published | Apr 12, 2026 |
| Last Updated | Apr 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
Low
Affected Versions
libexif project / libexif
0 ≤ 0.6.25