Jython 2.7.4 includes JLine version 2.14.6 which is vulnerable to high-severity CVE-2026-56740. This issue is fixed in JLine versions 3.30.14, 4.0.16, and 4.2.1. [https://nvd.nist.gov/vuln/detail/CVE-2026-56740](https://nvd.nist.gov/vuln/detail/CVE-2026-56740)
Jython 2.7.4 includes JLine version 2.14.6 which is vulnerable to high-severity CVE-2026-56740.
This issue is fixed in JLine versions 3.30.14, 4.0.16, and 4.2.1.
https://nvd.nist.gov/vuln/detail/CVE-2026-56740