CVE-2026-63693 Path traversal in AURORA R16
A local low-privileged attacker can exploit a link following vulnerability in Dell Client BIOS to perform arbitrary writes, potentially leading to privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-63693?
CVE-2026-63693 is a medium-severity path traversal vulnerability in Dell AURORA R16, published on 24 Aug 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Dell Client BIOS contains an Improper Link Resolution Before File Access ('Link Following') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Arbitrary Write
Weakness: CWE-379
Which versions are affected by CVE-2026-63693?
How do I fix CVE-2026-63693?
No fix has been published for CVE-2026-63693 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-63693 being exploited?
There is no known exploitation of CVE-2026-63693 in the wild and no public exploit code.
Sources
Also known as GHSA-gc32-24f5-f528.