CVE-2019-5125
CVSS v3
7.8
HIGH
EPSS Score
2.0 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An exploitable heap overflow vulnerability exists in the JPEG2000 parsing functionality of LEADTOOLS 20. A specially crafted J2K image file can cause an out of bounds write of a heap buffer, potentially resulting in code execution. An attack can specially craft a J2K image to trigger this vulnerability.
Technical details
- Published
- 2019-11-06
Frequently asked questions
What is CVE-2019-5125?
An exploitable heap overflow vulnerability exists in the JPEG2000 parsing functionality of LEADTOOLS 20. A specially crafted J2K image file can cause an out of bounds write of a heap buffer, potentially resulting in code execution. An attack can specially craft a J2K image to trigger this vulnerability.
Is CVE-2019-5125 actively exploited?
Active exploitation of CVE-2019-5125 has not been confirmed. Its EPSS score was 2.0% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-5125?
CVE-2019-5125 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2019-5125 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
No credit card required · 500 free checks/month · Free API key
Other 2019 vulnerabilities worth triaging
Ranked by exploit probability (EPSS).