CVE-2020-36954 Xeroneit Library Management System 3.1 - "Add Book Category " Stored XSS
Administrators can inject malicious scripts via the Book Category field, leading to arbitrary JavaScript execution when the page is loaded.
- 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-2020-36954?
CVE-2020-36954 is a medium-severity cross-site scripting vulnerability in Xeroneit Library Management System, published on 26 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
Xeroneit Library Management System 3.1 contains a stored cross-site scripting vulnerability in the Book Category feature that allows administrators to inject malicious scripts. Attackers can insert a payload in the Category Name field to execute arbitrary JavaScript code when the page is loaded.
Weakness: CWE-79
Which versions are affected by CVE-2020-36954?
How do I fix CVE-2020-36954?
No fix has been published for CVE-2020-36954 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-2020-36954 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-36954 exists.
Sources
Also known as GHSA-g4px-q7hv-g8gf.