Verified

CVE-2026-108258: py-shiny >= 1.4.0, < 1.6.4

CVE-2026-108258 affects shiny. Affected range: >= 1.4.0, <= 1.6.3. Fixed version: 1.6.4.

Affected technology

py-shiny · >= 1.4.0, < 1.6.4
posit-dev

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality impact as low; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 22:09:44.099828+00:00

CWE: CWE-22
Product: shiny
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-09 22:06:25.045838+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-09 22:15:56.610150+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-108258.html