CVE-2026-56747CWE-94code-injection

CVE-2026-56747

High · published July 28, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
51.4
In the wild
Unconfirmed
What it is

Improper control of generation of code in the JSON Pointer-to-accessor compiler in Cribl Stream before 4.18.2 allows a remote authenticated attacker with edit privileges to execute arbitrary JavaScript on the server via a crafted database connection identifier or pack configuration value.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00669 · 51.4th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-07-28T00:16Z
Affected products (1)
ProductVersionsFixed in
cribl/cribl_stream< 4.18.24.18.2
References (2)
https://docs.cribl.io/stream/release-notes/release-v4182/#security-fixes · af879a92-7297-456a-bb0e-905ac6c64bdchttps://trust.cribl.io/notifications · af879a92-7297-456a-bb0e-905ac6c64bdc
EPSS history
Timeline
  • 27 JUL 19:22Z
    Code Injection in JSON Pointer Processing Component in Cribl Stream
    cvelistv5