CVE-2021-36823

Medium

Published: 23 September 2021

Published

23 September 2021

Modified

21 November 2024

KEV Added

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Patch

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CVSS Score v3.1 6.6 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

EPSS Score 0.0021 43.3th percentile

Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-36823 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Cusmin Absolutely Glamorous Custom Admin. Its CVSS base score is 6.6 (Medium).

Operationally, ranked at the 43.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2021-23399

Vulnerability details

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Cusmin AGCA - Absolutely Glamorous Custom Admin (WordPress plugin) allows Stored XSS.This issue affects AGCA - Absolutely Glamorous Custom Admin (WordPress plugin): from n/a through 6.8.

CWE(s): CWE-79

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cusmin

absolutely glamorous custom admin

≤ 6.8

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.