What is CVE-2026-32775?

CVE-2026-32775 is a high-severity vulnerability in Libexif Project, classified under Integer Underflow. CVSS score: 7.4/10. Published 2026-03-16.

How severe is CVE-2026-32775?

High severity. CVSS v3 base score is 7.4 out of 10.

Integer overflow in Libexif Project

CVE-2026-32775

libexif through 0.6.25 has a flaw in decoding MakerNotes. If the exif_mnote_data_get_value function gets passed in a 0 size, the passed in-buffer would be overwritten due to an integer underflow.

Published 2026-03-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

Libexif Project — versions 0
Libexif Project

Weakness classification (CWE)

CWE-191 — Integer Underflow

References

github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692 (Patch)
github.com/libexif/libexif/issues/247 (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2026-32775?: CVE-2026-32775 is a high-severity vulnerability in Libexif Project, classified under Integer Underflow. CVSS score: 7.4/10. Published 2026-03-16.
How severe is CVE-2026-32775?: High severity. CVSS v3 base score is 7.4 out of 10.