Medium 5.5Published Sep 25, 2026

CVE-2026-97222Gnumeric: gnumeric: heap use-after-free when opening a malformed workbook

Updated under an hour ago (2026-10-19 07:20 UTC)

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It affects GNOME Gnumeric. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for GNOME Gnumeric

Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-416
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: fedora
NVD analysis: Awaiting Analysis
Record last updated: Sep 25, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

GNOME Gnumeric gnome:gnumeric (from the name)	from 1.11.0; bc1dee29525933994181fb2307d6ad584de6040d not affected	CNA record

References

https://access.redhat.com/security/cve/CVE-2026-97222vdb-entry, x-refsource-redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2541397issue-tracking, x-refsource-redhat
https://gitlab.gnome.org/GNOME/gnumeric/-/issues/897

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.