CVE-2026-107125
XnView Classic FLI File heap-based overflow
XnView Classic
CVSS
5.3MediumExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 7 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.32%Chance of exploitation activity in the next 30 days, higher than 23% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
A flaw has been found in XnView Classic 2.52.5. Impacted is an unknown function of the component FLI File Parser. This manipulation of the argument starting_line causes heap-based buffer overflow. Remote exploitation of the attack is possible. Upgrading to version 2.52.6 is recommended to address this issue. Upgrading the affected component is advised.
Text from CVE List
Affected versions 2
- Classicaffected: 2.52.5CVE List
- Classicunaffected: 2.52.6CVE List