CVE-2021-24687
Last modified
CVE-2021-24687 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.
Description
The Modern Events Calendar Lite WordPress plugin before 5.22.2 does not escape some of its settings before outputting them in attributes, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Webnus | Modern Events Calendar Lite | < 5.22.2 |
References
- https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522eExploit, Third Party Advisory
- https://wpscan.com/vulnerability/300ba418-63ed-4c03-9031-263742ed522eExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-24687?
How severe is CVE-2021-24687?
How do I fix CVE-2021-24687?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-24681The Duplicate Page WordPress plugin through 4.4.2 does not s…4.8
- CVE-2021-24682The Cool Tag Cloud WordPress plugin before 2.26 does not esc…5.4
- CVE-2021-24683The Weather Effect WordPress plugin before 1.3.4 does not ha…5.4
- CVE-2021-24684The WordPress PDF Light Viewer Plugin WordPress plugin befor…8.8
- CVE-2021-24685The Flat Preloader WordPress plugin before 1.5.4 does not en…5.4
- CVE-2021-24686The SVG Support WordPress plugin before 2.3.20 does not esca…4.8
- CVE-2021-24688The Orange Form WordPress plugin through 1.0.1 does not have…4.3
- CVE-2021-24689The Contact Forms - Drag & Drop Contact Form Builder WordPre…4.9
- CVE-2021-24690The Chained Quiz WordPress plugin before 1.2.7.2 does not pr…5.4
- CVE-2021-24691The Quiz And Survey Master WordPress plugin before 7.3.2 doe…4.8
- CVE-2021-24692The Simple Download Monitor WordPress plugin before 3.9.5 al…6.5
- CVE-2021-24693The Simple Download Monitor WordPress plugin before 3.9.5 do…9
Are you affected by CVE-2021-24687?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST