Vulnerability CVE-2020-26296


Published: 2020-12-30   Modified: 2020-12-31

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

Type:

CWE-79

(Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Vega project -> VEGA 

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

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