---
id: CVE-2026-52490
title: >-
  An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an
  attacker to execute arbitrary code via the process_command_opts() function in
  tools/tiffcrop.c
summary: >-
  An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an
  attacker to execute arbitrary code via the process_command_opts() function in
  tools/tiffcrop.c
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-94
  - CWE-78
published: '2026-08-24'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T16:03:22.897'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-52490'
references:
  - url: 'https://gist.github.com/okyfh/122c2d72e991a78c8af80a3af3be8671'
    label: cve@mitre.org
  - url: 'https://gitlab.com/libtiff/libtiff/-/work_items/846'
    label: cve@mitre.org
  - url: 'https://gitlab.com/libtiff/libtiff/-/work_items/846'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-52490.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-52490'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2523148'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-52490'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-52490'
  - url: 'https://access.redhat.com/errata/RHSA-2026:53467'
  - url: 'https://access.redhat.com/errata/RHSA-2026:69095'
tags:
  - nvd
  - csaf
  - vex
  - red-hat
  - score-dispute
epss: 0.0051
epssPercentile: 0.41054
ingestedAt: '2026-09-09T16:14:05.515Z'
vendor: Red Hat
product: Red Hat Enterprise Linux 8
affected:
  - enterprise_linux 10
  - enterprise_linux 6
  - enterprise_linux 7
  - enterprise_linux 8
  - hardened_images
patched:
  - hardened_images
scores:
  nvd: 9.8
  vendor: 7.3
---

## Overview

An issue in libtiff 85f2ac8e0b01cb7db2bbecf4a3b891bdbef67938 allows an attacker to execute arbitrary code via the process_command_opts() function in tools/tiffcrop.c

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **RHSA-2026:53467** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-08-11 · [advisory](https://access.redhat.com/errata/RHSA-2026:53467)
- **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8 · updated 2026-09-21 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-52490.json)
- **RHSA-2026:69095** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8), Red Hat Enterprise Linux CRB (v. 8) · released 2026-09-21 · [advisory](https://access.redhat.com/errata/RHSA-2026:69095)