CVE-2026-8208 Code injection in gibbon
Attackers with Teacher privileges can achieve remote code execution by manipulating report archive settings to force PHP interpretation of uploaded zip files.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-8208?
CVE-2026-8208 is a high-severity code injection vulnerability in gibbonedu gibbon, published on 9 May 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Gibbon versions before v30.0.01 are affected by a local file inclusion vulnerability resulting in RCE by changing the report archive directory and forcing interpretation of a user provided .zip as PHP. Successful exploitation requires Teacher or higher privileges. Exploitation could result in compromise of the underlying web server.
Weakness: CWE-98
Which versions are affected by CVE-2026-8208?
How do I fix CVE-2026-8208?
No fix has been published for CVE-2026-8208 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-8208 being exploited?
There is no known exploitation of CVE-2026-8208 in the wild and no public exploit code.
Sources
Also known as GHSA-px5v-8vpf-hw32.