CVE-2026-105486 OSSRS srs System API api.go systemAPI.Run missing authentication
Remote attackers can execute system commands via the unauthenticated System API Run function in OSSRS srs, requiring an upgrade to mitigate.
- 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-2026-105486?
CVE-2026-105486 is a medium-severity missing authorization vulnerability in OSSRS srs, published on 6 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was detected in OSSRS srs up to 7.0-a1. This affects the function systemAPI.Run of the file internal/proxy/api.go of the component System API. Performing a manipulation results in missing authentication. It is possible to initiate the attack remotely. The exploit is now public and may be used. Upgrading to version 8.0-d0 mitigates this issue. The patch is named bb5fde228f4ca5bd26d96368b61f6e0c21df51df. The affected component should be upgraded.
Which versions are affected by CVE-2026-105486?
How do I fix CVE-2026-105486?
No fix has been published for CVE-2026-105486 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-105486 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-105486 exists.
Sources
Also known as GHSA-m55h-2fw5-fv4g.