CVE-2021-24440
Last modified
CVE-2021-24440 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. The Sign-up Sheets WordPress plugin before 1.0.14 did not sanitise or escape some of its fields when creating a new sheet, allowing high privilege users to add JavaScript in them, leading to a Stored Cross-Site Scripting issue. The payloads will be triggered when viewing the 'All Sheets' page in the admin dashboard. EPSS estimates a 0.62% chance of exploitation in the next 30 days.
Description
The Sign-up Sheets WordPress plugin before 1.0.14 did not sanitise or escape some of its fields when creating a new sheet, allowing high privilege users to add JavaScript in them, leading to a Stored Cross-Site Scripting issue. The payloads will be triggered when viewing the 'All Sheets' page in the admin dashboard
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 |
|---|---|---|
| Fetchdesigns | Sign-Up Sheets | < 1.0.14 |
References
- https://wpscan.com/vulnerability/ba4503f7-684e-4274-bc53-3aa848712496Exploit, Third Party Advisory
- https://wpscan.com/vulnerability/ba4503f7-684e-4274-bc53-3aa848712496Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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Scan your code nowSource: NVD / NIST