CVE-2021-24441 Sign-up Sheets < 1.0.14 - Authenticated CSV Injection

Q: What is CVE-2021-24441?

CVE-2021-24441 is a high-severity vulnerability in Unknown Sign-up Sheets, published on 12 Jul 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Q: Is CVE-2021-24441 being exploited?

There is no known exploitation of CVE-2021-24441 in the wild and no public exploit code.

Q: How do I fix CVE-2021-24441?

No fix has been published for CVE-2021-24441 yet. Limit exposure of the affected software until one is available.

High 8.0 Published 12 Jul 2021 Updated 3 Aug 2024

Authenticated users can inject malicious formulas into CSV exports via unsanitized sheet titles, potentially leading to code execution when opened in spreadsheet software.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-24441?

CVE-2021-24441 is a high-severity vulnerability in Unknown Sign-up Sheets, published on 12 Jul 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

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

Weakness: CWE-1236

Which versions are affected by CVE-2021-24441?

It affects 1 product.

Products include Fetchdesigns Sign-Up Sheets.

How do I fix CVE-2021-24441?

No fix has been published for CVE-2021-24441 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-24441 being exploited?

There is no known exploitation of CVE-2021-24441 in the wild and no public exploit code.

Sources

Also known as GHSA-c5xg-pgx2-gmrf.