CVE-2026-108934 Edimax BR-6208AC HTTP Blocking formUrlb cross site scripting
Remote attackers can execute arbitrary scripts via the HTTP Blocking page, potentially compromising user sessions on Edimax BR-6208AC routers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-108934?
CVE-2026-108934 is a medium-severity cross-site scripting vulnerability in Edimax BR-6208AC, published on 12 Oct 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A security flaw has been discovered in Edimax BR-6208AC 1.32. Affected by this vulnerability is an unknown functionality of the file /goform/formUrlb of the component HTTP Blocking Page. Performing a manipulation results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-108934?
How do I fix CVE-2026-108934?
No fix has been published for CVE-2026-108934 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-2026-108934 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108934 exists.
Sources
Also known as GHSA-v2hh-gcwr-7r8h.