CVE-2021-45884

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

3.09% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 86.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2021-12-27 21:31Z4 YR AGO

Last updated

2024-08-04 04:54Z2 YR AGO

Reserved

2021-12-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

1c00cc470083fbcc87a69e751008a6599f1fdedc3f2499c9b659d341b1f40342

• github.comhttps://github.com/brave/brave-core/pull/10742x_refsource_MISC
• github.comhttps://github.com/brave/brave-browser/issues/19070x_refsource_MISC
• github.comhttps://github.com/brave/brave-browser/issues/20079x_refsource_MISC
• hackerone.comhttps://hackerone.com/reports/1377864x_refsource_MISC