CVE-2025-59308 Auth bypass in n/a
Site staff with institution admin roles can masquerade as members in unauthorized institutions on multi-tenant Mahara sites.
- 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-2025-59308?
CVE-2025-59308 is a medium-severity authentication bypass vulnerability in n/a, published on 24 Apr 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
In Mahara before 24.04.10 and 25 before 25.04.1, an institution administrator or institution support administrator on a multi-tenanted site can masquerade as an institution member in an institution for which they are not an administrator, if they also have the 'Site staff' role.
Weakness: CWE-284
Which versions are affected by CVE-2025-59308?
How do I fix CVE-2025-59308?
No fix has been published for CVE-2025-59308 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2025-59308 being exploited?
There is no known exploitation of CVE-2025-59308 in the wild and no public exploit code.
Sources
Also known as GHSA-g4q3-wpfp-jw92.