CVE-2023-38881 Cross-site scripting in n/a
Remote attackers can execute arbitrary JavaScript in user browsers via malicious parameters in openSIS Classic's CalendarModal.php.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-38881?
CVE-2023-38881 is a medium-severity cross-site scripting vulnerability in Os4ed Opensis, published on 20 Nov 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A reflected cross-site scripting (XSS) vulnerability in the Community Edition version 9.0 of OS4ED's openSIS Classic allows remote attackers to execute arbitrary JavaScript in the web browser of a user, by including a malicious payload into any of the 'calendar_id', 'school_date', 'month' or 'year' parameters in 'CalendarModal.php'.
Weakness: CWE-79
Which versions are affected by CVE-2023-38881?
It affects 1 product.
Products include Os4ed Opensis.
How do I fix CVE-2023-38881?
No fix has been published for CVE-2023-38881 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-2023-38881 being exploited?
There is no known exploitation of CVE-2023-38881 in the wild and no public exploit code.
Other vulnerabilities in Os4ed Opensis
Sources
Also known as GHSA-2cw6-p4g6-367v.