CVE-2021-36844

Low

Published: 02 May 2022

Published

02 May 2022

Modified

21 November 2024

KEV Added

—

Patch

—

CVSS Score v3.1 3.4 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N

EPSS Score 0.0030 54.1th percentile

Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-36844 is a low-severity Cross-site Scripting (CWE-79) vulnerability in Mythemeshop Wp Subscribe. Its CVSS base score is 3.4 (Low).

Operationally, ranked in the top 45.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Authenticated (admin+) Stored Cross-Site Scripting (XSS) vulnerability in MyThemeShop WP Subscribe plugin <= 1.2.12 on WordPress.

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

mythemeshop

wp subscribe

≤ 1.2.13

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.

addresses: CWE-79

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

addresses: CWE-79

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

addresses: CWE-79

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