How severe is CVE-2021-36471?

CVE-2021-36471 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36471 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36471?

CVE-2021-36471 affects Adminlte.io Adminlte. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36471?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-36471 published?

CVE-2021-36471 was published on 2023-02-07 and last updated on 2026-06-17.

CVE-2021-36471

CVE-2021-36471 is a critical-severity vulnerability in Adminlte.io Adminlte with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Adminlte.io Adminlte
Published: 2023-02-07
Last modified: 2026-06-17

Description

Directory Traversal vulnerability in AdminLTE 3.1.0 allows remote attackers to gain escalated privilege and view sensitive information via /admin/index2.html, /admin/index3.html URIs. Note: AdminLTE developers dispute that this a weakness with AdminLTE and is instead a misconfiguration error on various websites by the website developers.

Frequently asked questions

What is CVE-2021-36471?: Directory Traversal vulnerability in AdminLTE 3.1.0 allows remote attackers to gain escalated privilege and view sensitive information via /admin/index2.html, /admin/index3.html URIs. Note: AdminLTE developers dispute that this a weakness with AdminLTE and is instead a misconfiguration error on various websites by the website developers.
How severe is CVE-2021-36471?: CVE-2021-36471 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36471 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36471?: CVE-2021-36471 affects Adminlte.io Adminlte. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36471?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-36471 published?: CVE-2021-36471 was published on 2023-02-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:adminlte.io:adminlte:3.1.0:*:*:*:*:*:*:*

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