CVE-2023-1238 Cross-site Scripting (XSS) - Stored in answerdev/answer

High 7.6 Published Updated

Stored Cross-Site Scripting in Answer allows attackers to inject malicious scripts, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2023-1238?

CVE-2023-1238 is a high-severity cross-site scripting vulnerability in answerdev/answer, published on 7 Mar 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cross-site Scripting (XSS) - Stored in GitHub repository answerdev/answer prior to 1.0.6.

Weakness: CWE-79

Which versions are affected by CVE-2023-1238?

3 open source packages ship an affected version, including github.com/answerdev/answer. It affects 1 product.

PackageAffectedFixed in
github.com/answerdev/answer GoAll versions1.0.6
github.com/answerdev/answer GoAll versions1.0.6
github.com/answerdev/answer GoAll versions1.0.6

Products include Answer Answer.

How do I fix CVE-2023-1238?

Upgrade github.com/answerdev/answer to 1.0.6 or later.

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-2023-1238 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1238 exists.

Sources

Also known as GHSA-5w78-v688-cx9q, GO-2023-1614.

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