CVE-2026-70560 Ultimate POS Stored XSS via First Name Field in Leave Notifications
Low-privileged users can inject scripts via the first-name field, executing code in higher-privileged users' browsers when viewing leave notifications.
- 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-2026-70560?
CVE-2026-70560 is a medium-severity cross-site scripting vulnerability in Ultimate POS (Stock Management & Point of Sale), published on 12 Aug 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
Ultimate POS (Stock Management & Point of Sale) contains a stored cross-site scripting vulnerability that allows low-privileged authenticated attackers to inject arbitrary HTML and script markup by setting a malicious payload in the user first-name field during account creation. Attackers with a low-privileged role such as Cashier can submit a leave request through the HRM/Leave module, causing the unsanitized first-name markup to execute in the browser session of any higher-privileged user who views the leave-application notification pane, enabling cross-user session compromise within the admin origin.
Weakness: CWE-79
Which versions are affected by CVE-2026-70560?
How do I fix CVE-2026-70560?
No fix has been published for CVE-2026-70560 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-2026-70560 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-70560 exists.
Sources
Also known as GHSA-g7w2-c4cm-5hf9.