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CVE-2021-25046— Modern Events Calendar Lite < 6.2.0 - Subscriber+ Category Add Leading to Stored XSS

Quick assessment

Affected
Unknown Modern Events Calendar Lite
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress plugin是WordPress开源的一个应用插件。 WordPress plugin的Modern Events Calendar Lite 插件6.2.0之前版本存在跨站脚本漏洞，该漏洞源于参数在管理面板中被错误转义，攻击者可利用该漏洞执行XSS攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.61% · P47

Possible ATT&CK Techniques 1 AI

T1133 · External Remote Services
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I. Basic Information for CVE-2021-25046

Vulnerability Information
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Vulnerability Title
Modern Events Calendar Lite < 6.2.0 - Subscriber+ Category Add Leading to Stored XSS
Source: CVE Program / CVE List V5
Vulnerability Description
The Modern Events Calendar Lite WordPress plugin before 6.2.0 alloed any logged-in user, even a subscriber user, may add a category whose parameters are incorrectly escaped in the admin panel, leading to stored XSS.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress plugin 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress plugin是WordPress开源的一个应用插件。 WordPress plugin的Modern Events Calendar Lite 插件6.2.0之前版本存在跨站脚本漏洞，该漏洞源于参数在管理面板中被错误转义，攻击者可利用该漏洞执行XSS攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Modern Events Calendar Lite 6.2.0 ~ 6.2.0 -

II. Public POCs for CVE-2021-25046

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III. Intelligence Information for CVE-2021-25046

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Vendor Advisories for CVE-2021-25046 (1)

Same Patch Batch · Unknown · 2022-01-17 · 11 CVEs total

CVE-2021-25067 Landing Page Builder < 1.4.9.6 - Authenticated Reflected Cross-Site Scripting (XSS)
CVE-2021-25065 Smash Balloon Social Post Feed < 4.1.1 - Authenticated Reflected Cross-Site Scripting (XSS
CVE-2021-25061 WP Booking System – Booking Calendar < 2.0.15 - Authenticated Reflected Cross-Site Scripti
CVE-2021-25037 All In One SEO < 4.1.5.3 - Authenticated SQL Injection
CVE-2021-25036 All In One SEO < 4.1.5.3 - Authenticated Privilege Escalation
CVE-2021-25024 Event Calendar < 1.1.51 - Reflected Cross-Site Scripting
CVE-2021-25005 SEUR Oficial < 1.7.0 - Admin+ Stored Cross-Site Scripting
CVE-2021-24909 ACF Photo Gallery Field < 1.7.5 - Reflected Cross-Site Scripting
CVE-2021-24838 AnyComment < 0.3.5 - Open Redirect
CVE-2021-25025 Event Calendar < 1.1.51 - Subscriber+ Event Creation

IV. Related Vulnerabilities

Same product: Modern Events Calendar Lite
Same vendor: Unknown
Same weakness: CWE-79

V. Comments for CVE-2021-25046

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