CVE-2020-26296 Information

Description

Vega is a visualization grammar a declarative format for creating saving and sharing interactive visualization designs. Vega in an npm package. In Vega before version 5.17.3 there is an XSS vulnerability in Vega expressions. Through a specially crafted Vega expression an attacker could execute arbitrary javascript on a victim’s machine. This is fixed in version 5.17.3

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Reference

https://github.com/vega/vega/security/advisories/GHSA-r2qc-w64x-6j54 https://www.npmjs.com/package/vega https://github.com/vega/vega/issues/3018 https://github.com/vega/vega/releases/tag/v5.17.3 https://github.com/vega/vega/pull/3019

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.7