---
id: CVE-2026-97222
title: A heap use-after-free flaw was found in Gnumeric
summary: >-
  A heap use-after-free flaw was found in Gnumeric. When a user opens a crafted
  Gnumeric workbook containing a malformed SheetObjectComponent element, the XML
  parser can dereference a freed sheet-object component, causing Gnumeric to
  crash.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cwe:
  - CWE-416
vendor: GNOME
product: gnumeric
affected:
  - gnumeric >= 1.11.0 < *
published: '2026-09-25'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T17:17:20.773'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-97222'
references:
  - url: 'https://access.redhat.com/security/cve/CVE-2026-97222'
    label: patrick@puiterwijk.org
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2541397'
    label: patrick@puiterwijk.org
  - url: 'https://gitlab.gnome.org/GNOME/gnumeric/-/issues/897'
    label: patrick@puiterwijk.org
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97222.json
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-97222'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-25T16:14:42.858538Z'
ingestedAt: '2026-09-25T14:09:46.369Z'
---

## Overview

A heap use-after-free flaw was found in Gnumeric. When a user opens a crafted Gnumeric workbook containing a malformed SheetObjectComponent element, the XML parser can dereference a freed sheet-object component, causing Gnumeric to crash.

## Remediation

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

## Vendor advisories

- **Red Hat VEX** · updated 2026-09-25 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97222.json)