CVE-2021-21277

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

2.84% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 86.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/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

2021-02-01 15:05Z5 YR AGO

Last updated

2024-08-03 18:09Z2 YR AGO

Reserved

2020-12-22

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.5)

CNA CVSS vector

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

Weaknesses

• CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class
• CWE-94Improper Control of Generation of Code ('Code Injection')Base

Data version

5.1

Document digest

83e603211c335a45210c459ca1629c80436a9376bacb7e01124443cd682f6e63

• github.comhttps://github.com/peerigon/angular-expressions/security/advisories/GHSA-j6px-jwvv-vpwqx_refsource_CONFIRM
• www.npmjs.comhttps://www.npmjs.com/package/angular-expressionsx_refsource_MISC
• blog.angularjs.orghttp://blog.angularjs.org/2016/09/angular-16-expression-sandbox-removal.htmlx_refsource_MISC
• github.comhttps://github.com/peerigon/angular-expressions/commit/07edb62902b1f6127b3dcc013da61c6316dd0bf1x_refsource_MISC