CVE-2026-52491CWE-190

CVE-2026-52491

High · published August 26, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
8.4
In the wild
Unconfirmed
What it is

An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the libtiff/tools/thumbnail.c: main() component

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00192 · 8.4th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2026-08-26T01:17Z
References (2)
https://gist.github.com/okyfh/5cc53fa67d229017231cf18c91768bd9 · [email protected]https://gitlab.com/libtiff/libtiff/-/commit/9ce4d089bcf25496663776d9e6336738112f09a3 · [email protected]
EPSS history
Timeline
  • 27 AUG 06:35Z
    EPSS moved — → 0%
    epss
  • 25 AUG 00:00Z
    An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the libtiff/tools/thumbnail.c: main() component
    cvelistv5