CVE-2021-27190 Cross-site scripting in n/a

Medium 5.4 Published 12 Feb 2021 Updated 3 Aug 2024

Attackers can inject malicious JavaScript via stored input to steal cookies or redirect users in PEEL SHOPPING.

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-2021-27190?

CVE-2021-27190 is a medium-severity cross-site scripting vulnerability in n/a, published on 12 Feb 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

A Stored Cross Site Scripting(XSS) Vulnerability was discovered in PEEL SHOPPING 9.3.0 and 9.4.0, which are publicly available. The user supplied input containing polyglot payload is echoed back in javascript code in HTML response. This allows an attacker to input malicious JavaScript which can steal cookie, redirect them to other malicious website, etc.

Weakness: CWE-79

Which versions are affected by CVE-2021-27190?

It affects 1 product.

Products include Peel Peel Shopping.

How do I fix CVE-2021-27190?

No fix has been published for CVE-2021-27190 yet. Limit exposure of the affected software until one is available.

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-2021-27190 being exploited?

There is no known exploitation of CVE-2021-27190 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-3j49-vwhx-x2h7.