CVE-2021-47769 Isshue Shopping Cart 3.5 - 'Title' Cross Site Scripting (XSS)

Medium 5.1 Published 15 Jan 2026 Updated 26 Jan 2026

Privileged users can inject persistent scripts into title fields, enabling session hijacking and phishing attacks in Isshue Shopping Cart.

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-2021-47769?

CVE-2021-47769 is a medium-severity cross-site scripting vulnerability in Bdtask Isshue Shopping Cart, published on 15 Jan 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Isshue Shopping Cart 3.5 contains a persistent cross-site scripting vulnerability in title input fields across stock, customer, and invoice modules. Attackers with privileged user accounts can inject malicious scripts that execute on preview, potentially enabling session hijacking and persistent phishing attacks.

Weakness: CWE-79

Which versions are affected by CVE-2021-47769?

It affects 1 product.

Products include Bdtask Isshue.

How do I fix CVE-2021-47769?

No fix has been published for CVE-2021-47769 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-2021-47769 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47769 exists.

Sources

Also known as GHSA-9ghv-qpxv-wccq.