Medium severity · published Aug 10, 2026
CVE-2026-59088
Gimp: gimp: denial of service via signed integer overflow in fli file processing
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
A flaw was found in GIMP. A signed integer overflow vulnerability exists in the `file-fli` plugin when processing FLI image files. This occurs due to an incorrect calculation during memory allocation for image buffers, where the multiplication of image width and height can exceed the maximum integer value. A remote attacker could exploit this by tricking a user into opening a specially crafted FLI file, leading to the application crashing and resulting in a denial of service.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 7 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 8 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
EL
Enterprise Linux · Redhat
8.0; 9.0 · source: NVD
GI
Gimp · Gimp
3.2.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-59088
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-59088
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-59088
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2496582
Exploit
https://gitlab.gnome.org/GNOME/gimp/-/work_items/16492
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