CVE-2021-4325 NHN TOAST UI Chart Legend cross site scripting
An attacker can inject malicious scripts into the Legend component of NHN TOAST UI Chart, potentially executing code in the victim's browser.
- 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-2021-4325?
CVE-2021-4325 is a low-severity cross-site scripting vulnerability in NHN TOAST UI Chart, published on 22 Feb 2023. 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 vulnerability, which was classified as problematic, has been found in NHN TOAST UI Chart 4.1.4. This issue affects some unknown processing of the component Legend Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 4.2.0 is able to address this issue. The identifier of the patch is 1a3f455d17df379e11b501bb5ba1dd1bcc41d63e. It is recommended to upgrade the affected component. The identifier VDB-221501 was assigned to this vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2021-4325?
It affects 1 product.
Products include Nhncloud Toast Ui Chart.
How do I fix CVE-2021-4325?
No fix has been published for CVE-2021-4325 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-2021-4325 being exploited?
There is no known exploitation of CVE-2021-4325 in the wild and no public exploit code.
Sources
Also known as GHSA-hf2r-4rhr-c5cr.