CVE-2021-3027

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

1.17% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 65.3% of scored records. A rank, not a probability.

NVD base score

6.5 (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: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

2021-03-26 01:58Z5 YR AGO

Last updated

2024-08-03 16:45Z2 YR AGO

Reserved

2021-01-05

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

3b1ae5133069a618e28babe0cce36ed3d8c040f4ee6757d6485ab3eae15825dc

• jorgectf.gitlab.iohttps://jorgectf.gitlab.io/disclosure/cve-2021-3027/x_refsource_MISC
• github.comhttps://github.com/LibrIT/passhport/pull/562x_refsource_MISC
• github.comhttps://github.com/LibrIT/passhport/commit/366b03f607729c4538e91b634ecc57c8398522a1x_refsource_MISC