CVE-2026-107125: Buffer Overflow (CVSS 6.3)

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.

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-122 CWE-122

References

Other References

https://newsgroup.xnview.com/viewtopic.php?t=51359 https://vuldb.com/cve/CVE-2026-107125 https://vuldb.com/submit/993948 https://vuldb.com/vuln/414926 https://vuldb.com/vuln/414926/cti https://www.xnview.com/en/xnview/#downloads https://vuldb.com/submit/993948

Frequently Asked Questions

What is CVE-2026-107125? +

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. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2026-107125? +

CVE-2026-107125 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-107125? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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