CVE-2021-24441
Sign-up Sheets < 1.0.14 - Authenticated CSV Injection
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue
- Record
CVE-2021-24441- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.0 Medium
AV:N/AC:M/Au:S/C:P/I:P/A:P - Weakness
- CWE-1236
- Updated
- 2026-11-02
CVE List No score
Sign-up Sheets < 1.0.14 - Authenticated CSV Injection
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue
- Record
CVE-2021-24441- Weakness
- CWE-1236
- Updated
- 2026-11-02
EUVDEUVD-2021-11353 No score
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue
- Record
EUVD-2021-11353- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c5xg-pgx2-gmrf No score
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet...
The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue
- Record
GHSA-c5xg-pgx2-gmrf- Weakness
- CWE-1236
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-24441 is a high vulnerability (CVSS 8.0) in Fetch Designs Sign-up Sheets, published July 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.31%, the 70th percentile. No source names a fixed version.