Vulnerability · Published Feb 26, 2026 · Assigned by VulDB

CVE-2026-3269psi-probe PSI Probe Session ExpireSessionsController.java handleRequestInternal denial of service

Medium 4.3

In plain English

A medium-severity security flaw in PSI Probe from psi-probe. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.6%top 49.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Maven	com.github.psi-probe:psi-probe-core	no fix listed	GHSA-rx6w-2w6h-r346

Affected products (as reported)

Vendor	Product	Versions
psi-probe	PSI Probe	5.05.15.25.3.0

Weakness: CWE-404 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

References

VDB-347993 | psi-probe PSI Probe Session ExpireSessionsController.java handleRequestInternal denial of service vdb-entry, technical-description
VDB-347993 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #758665 | Psi Probe <=5.3.0 Broken Access Control third-party-advisory
https://github.com/AnalogyC0de/public_exp/issues/13 exploit, issue-tracking