CVE-2021-3812

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

0.55% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 45.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2021-09-17 06:15Z5 YR AGO

Last updated

2024-08-03 17:09Z2 YR AGO

Reserved

2021-09-17

Assigning CNA

@huntrdev

Record state

PUBLISHED

Severity

Medium (CVSS 6.7)

CNA CVSS vector

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses

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

Data version

5.1

Document digest

1fbcefba5a439f257c8d64eb33efa18d5b5e7d1792e1c1d5145648b15a98b1c5

• github.comhttps://github.com/pi-hole/adminlte/commit/f526716de7bb0fd382a64bcbbb33915c926f94bbx_refsource_MISC
• huntr.devhttps://huntr.dev/bounties/875a6885-9a64-46f3-94ad-92f40f989200x_refsource_CONFIRM