CVE-2026-50980 Cross-site scripting in n/a
Remote attackers can execute arbitrary JavaScript and hijack sessions via crafted DNS TXT records in oPanel's DNS management component.
- 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-2026-50980?
CVE-2026-50980 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 Aug 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
Cross-Site Scripting (XSS) vulnerability in the DNS lookup/management component of oPanel before v1.20.25 allows remote attackers to execute arbitrary JavaScript and perform session hijacking via a crafted DNS TXT record
Weakness: CWE-79
Which versions are affected by CVE-2026-50980?
How do I fix CVE-2026-50980?
No fix has been published for CVE-2026-50980 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-2026-50980 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-50980 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-9h98-8grg-fqrg.