CVE-2026-12425 Reflected / DOM cross-site scripting (XSS) in PowerSchool ERP / Employee Access Center 23.10
Attackers can inject JavaScript into the login URL to execute code in the user's browser context, potentially leading to account takeover.
- 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-2026-12425?
CVE-2026-12425 is a medium-severity cross-site scripting vulnerability in PowerSchool Employee Access Center, published on 16 Jun 2026. 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
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PowerSchool Employee Access Center allows Cross-Site Scripting (XSS). This issue affects Employee Access Center: 23.10. It is possible to add in javascript code after the login URL and have it be eval()'d in the page and execute in the context of the user.
Weakness: CWE-79
Which versions are affected by CVE-2026-12425?
It affects 1 product.
Products include Powerschool Employee Access Center.
How do I fix CVE-2026-12425?
No fix has been published for CVE-2026-12425 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-2026-12425 being exploited?
There is no known exploitation of CVE-2026-12425 in the wild and no public exploit code.
Sources
Also known as GHSA-wp5h-m3hq-5qph.