CVE-2026-15895CWE-78

OS command injection in jsii-diff in AWS jsii

High · published July 15, 2026

CVSS v4.0
8.4
EPSS
1%
Percentile
64.8
In the wild
Unconfirmed
What it is

OS command injection in the npm package loading component in AWS jsii-diff before 1.131.0 might allow context-dependent attackers to execute arbitrary commands via crafted package specifiers passed to the npm: source argument.

To mitigate this issue, users should upgrade to jsii-diff v1.131.0 or later.

The record
Technical detail
CVSS v4.0
8.4 · HIGH
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.01081 · 64.8th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-07-15T19:05Z
EPSS history
Timeline
  • 15 JUL 19:05Z
    OS command injection in jsii-diff in AWS jsii
    cvelistv5