CVE-2023-26091 frp_form_answers allows Cross-site Scripting
An attacker can execute arbitrary scripts in the context of other users via saved emails in the TYPO3 Forms Export extension.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-26091?
CVE-2023-26091 is a medium-severity cross-site scripting vulnerability in n/a, published on 26 Feb 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The frp_form_answers (aka Forms Export) extension before 3.1.2, and 4.x before 4.0.2, for TYPO3 allows XSS via saved emails.
Weakness: CWE-79
Which versions are affected by CVE-2023-26091?
4 open source packages ship an affected version, including frappant/frp-form-answers. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
frappant/frp-form-answers Packagist | All versions | 3.1.2 |
frappant/frp-form-answers Packagist | All versions | 3.1.2 |
frappant/frp-form-answers Packagist | From 4.0.0 | 4.0.2 |
frappant/frp-form-answers Packagist | From 4.0.0 | 4.0.2 |
Products include Frappant Forms Export.
How do I fix CVE-2023-26091?
Upgrade frappant/frp-form-answers to a fixed version for your release line: 3.1.2 or 4.0.2.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2023-26091 being exploited?
There is no known exploitation of CVE-2023-26091 in the wild and no public exploit code.
Sources
Also known as GHSA-q3r2-23r8-wqr9.