CVE-2026-80235 Thinking Software Technology｜EFence - Arbitrary File Upload
Unauthenticated attackers can upload malicious files to execute arbitrary code on the server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-80235?
CVE-2026-80235 is a critical vulnerability in Thinking Software Technology EFence, published on 26 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
EFence developed by Thinking Software Technology has an Arbitrary File Upload vulnerability. Unauthenticated remote attackers can upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
Weakness: CWE-434
Which versions are affected by CVE-2026-80235?
How do I fix CVE-2026-80235?
No fix has been published for CVE-2026-80235 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-80235 being exploited?
There is no known exploitation of CVE-2026-80235 in the wild and no public exploit code.
Sources
Also known as GHSA-7xv4-f5x2-3xqj.