Which versions of Java are affected by CVE-2026-3270?

Organizations using psi-probe PSI Probe should be aware of moderate risk from CVE-2026-3270, a server-side request forgery vulnerability rated CVSS 6.3.

Is there a public PoC exploit available for CVE-2026-3270?

Yes, a public proof-of-concept exploit is available for CVE-2026-3270. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-3270?

Within 30 days: Identify affected systems running psi-probe PSI Probe and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Java CVE-2026-3270

Q: What is the CVSS score of CVE-2026-3270?

CVE-2026-3270 has a CVSS 4.0 base score of 2.1 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

LOW

Server-Side Request Forgery (SSRF) (CWE-918)

2026-02-27 cna@vuldb.com

GHSA-429m-9874-rx9w

Java SSRF Psi Probe

2.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.1 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

6.3 (MEDIUM) 2.1 (LOW)

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Mar 03, 2026 - 20:29 vuln.today

Public exploit code

CVE Published

Feb 27, 2026 - 00:16 nvd

MEDIUM 6.3

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

3 maven packages depend on com.github.psi-probe:psi-probe-core (3 direct, 0 indirect)

Ecosystem-wide dependent count for version 5.3.0.

DescriptionCVE.org

A vulnerability has been found in psi-probe PSI Probe up to 5.3.0. This affects the function lookup of the file psi-probe-core/src/main/java/psiprobe/tools/Whois.java of the component Whois. The manipulation leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

AnalysisAI

Server-side request forgery in PSI Probe up to version 5.3.0 allows authenticated attackers to conduct arbitrary network requests through the Whois lookup function. Public exploit code exists for this vulnerability, and no patch is currently available from the vendor. The flaw requires valid credentials but can be exploited remotely with minimal complexity.

Technical ContextAI

Classified as CWE-918 (Server-Side Request Forgery (SSRF)). Affects Psi Probe. A vulnerability has been found in psi-probe PSI Probe up to 5.3.0. This affects the function lookup of the file psi-probe-core/src/main/java/psiprobe/tools/Whois.java of the component Whois. The manipulation leads to server-side request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.