CVE-2021-21316

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.99% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 59.9% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-02-16 17:35Z5 YR AGO

Last updated

2024-08-03 18:09Z2 YR AGO

Reserved

2020-12-22

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.3)

CNA CVSS vector

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

Weaknesses

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class

Data version

5.1

Document digest

28e504ab72677782d711011798f42244795963854fba2ae0297cd92de1215279

• github.comhttps://github.com/SAP/less-openui5/security/advisories/GHSA-3crj-w4f5-gwh4x_refsource_CONFIRM
• github.comhttps://github.com/SAP/less-openui5/commit/c0d3a8572974a20ea6cee42da11c614a54f100e8x_refsource_MISC
• github.comhttps://github.com/SAP/less-openui5/releases/tag/v0.10.0x_refsource_MISC
• www.npmjs.comhttps://www.npmjs.com/package/less-openui5x_refsource_MISC
• lesscss.orghttp://lesscss.org/usage/#less-options-enable-inline-javascript-deprecated-x_refsource_MISC