CVE-2026-50876 Cross-site scripting in n/a
Attackers can execute arbitrary web scripts or HTML in Deck9 Input via a crafted payload, potentially compromising user sessions.
- 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-2026-50876?
CVE-2026-50876 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Jun 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
A cross-site scripting (XSS) vulnerability in Deck9 Input v2.0.1 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.
Weakness: CWE-79
Which versions are affected by CVE-2026-50876?
How do I fix CVE-2026-50876?
No fix has been published for CVE-2026-50876 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-2026-50876 being exploited?
There is no known exploitation of CVE-2026-50876 in the wild and no public exploit code.
Sources
Also known as GHSA-rqwf-4646-gmv2.