CVE-2019-5086
CVSS v3
8.8
HIGH
EPSS Score
3.2 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.
Technical details
- Published
- 2019-11-21
Frequently asked questions
What is CVE-2019-5086?
An exploitable integer overflow vulnerability exists in the flattenIncrementally function in the xcf2png and xcf2pnm binaries of xcftools, version 1.0.7. An integer overflow can occur while walking through tiles that could be exploited to corrupt memory and execute arbitrary code. In order to trigger this vulnerability, a victim would need to open a specially crafted XCF file.
Is CVE-2019-5086 actively exploited?
Active exploitation of CVE-2019-5086 has not been confirmed. Its EPSS score was 3.2% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-5086?
CVE-2019-5086 has a CVSS v3 base score of 8.8 (HIGH severity).
Is CVE-2019-5086 affecting your environment?
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