CVE-2021-22968

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

3.13% 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

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

NVD CVSS vector

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

2021-11-19 18:11Z4 YR AGO

Last updated

2024-08-03 18:58Z2 YR AGO

Reserved

2021-01-06

Assigning CNA

hackerone

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-98Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')Variant
• CWE-330Use of Insufficiently Random ValuesClass
• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

d4b5a1df0a434bec7afc3dc58f75c9214dcc488ef6188a78e2c6f51b27f9f95b

• documentation.concretecms.orghttps://documentation.concretecms.org/developers/introduction/version-history/857-release-notesx_refsource_MISC
• hackerone.comhttps://hackerone.com/reports/1350444x_refsource_MISC