CVE-2026-3269 psi-probe PSI Probe Session ExpireSessionsController.java handleRequestInternal denial of service
Remote attackers can cause denial of service in PSI Probe via the ExpireSessionsController, requiring permissions to exploit.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-3269?
CVE-2026-3269 is a medium-severity denial of service vulnerability in psi-probe PSI Probe, published on 26 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A flaw has been found in psi-probe PSI Probe up to 5.3.0. The impacted element is the function handleRequestInternal of the file psi-probe-core/src/main/java/psiprobe/controllers/sessions/ExpireSessionsController.java of the component Session Handler. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Weakness: CWE-404
Which versions are affected by CVE-2026-3269?
2 open source packages ship an affected version, including com.github.psi-probe:psi-probe-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.github.psi-probe:psi-probe-core Maven | All versions to 5.3.0 | None |
com.github.psi-probe:psi-probe-core Maven | All versions to 5.3.0 | None |
Products include Psi-Probe Psi Probe.
How do I fix CVE-2026-3269?
No fix has been published for CVE-2026-3269 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-3269 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3269 exists.
Other vulnerabilities in psi-probe PSI Probe
Sources
Also known as GHSA-rx6w-2w6h-r346.