CVE-2021-4231

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 65.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

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

2022-05-26 07:10Z4 YR AGO

Last updated

2025-04-15 14:38Z1 YR AGO

Reserved

2022-05-26

Assigning CNA

VulDB

Record state

PUBLISHED

Severity

Low (CVSS 3.5)

CNA CVSS vector

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

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

e9c586bb770eeab5a7d33fd1c2d65366e17c78feb9be978749fef7a72681b9a0

• github.comhttps://github.com/angular/angular/issues/40136x_refsource_MISC
• github.comhttps://github.com/angular/angular/commit/ba8da742e3b243e8f43d4c63aa842b44e14f2b09x_refsource_MISC
• security.snyk.iohttps://security.snyk.io/vuln/SNYK-JS-ANGULARCORE-1070902x_refsource_MISC
• vuldb.comhttps://vuldb.com/?id.181356x_refsource_MISC