CVE-2021-21316 describes a critical vulnerability in less-openui5, an npm package used for building OpenUI5 themes, affecting versions prior to 0.10.0. This flaw allows for arbitrary JavaScript execution when processing untrusted .less files, posing a significant risk to OpenUI5 and SAPUI5 development environments, particularly those utilizing UI5 Tooling. The vulnerability carries a CVSS score of 7.8 (High), indicating a local attack vector with low complexity, but high potential impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.10.0CPE matchmatch criteria | cpe:2.3:a:less-openui5_project:less-openui5:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.