CVE-2021-43266

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

1.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 68.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2021-11-02 21:54Z4 YR AGO

Last updated

2024-08-04 03:55Z2 YR AGO

Reserved

2021-11-02

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base

Data version

5.1

Document digest

feeb461e143a98283516677d983ae625dd3685e4982b9ce0d7e493f54b2fb828

• bugs.launchpad.nethttps://bugs.launchpad.net/mahara/+bug/1942903x_refsource_MISC
• mahara.orghttps://mahara.org/interaction/forum/topic.php?id=8952x_refsource_MISC
• mahara.orghttps://mahara.org/interaction/forum/topic.php?id=8995x_refsource_MISC
• bugs.launchpad.nethttps://bugs.launchpad.net/mahara/+bug/1949527x_refsource_MISC