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CVE-2026-3270— psi-probe PSI Probe Whois Whois.java lookup server-side request forgery

Quick assessment

Affected
psi-probe PSI Probe
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PSI Probe是Psi-Probe开源的一个Tomcat监控和管理工具。 PSI Probe 5.3.0及之前版本存在代码问题漏洞，该漏洞源于对文件psi-probe-core/src/main/java/psiprobe/tools/Whois.java中函数lookup的操作可能导致服务端请求伪造。

CVSS 6.3 · Medium EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-3270

Vulnerability Information
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Vulnerability Title
psi-probe PSI Probe Whois Whois.java lookup server-side request forgery
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
PSI Probe 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PSI Probe是Psi-Probe开源的一个Tomcat监控和管理工具。 PSI Probe 5.3.0及之前版本存在代码问题漏洞，该漏洞源于对文件psi-probe-core/src/main/java/psiprobe/tools/Whois.java中函数lookup的操作可能导致服务端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
psi-probe PSI Probe 5.0 -

II. Public POCs for CVE-2026-3270

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III. Intelligence Information for CVE-2026-3270

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Other References for CVE-2026-3270 (1)

Same Patch Batch · psi-probe · 2026-02-26 · 3 CVEs total

CVE-2026-3268 5.4 MEDIUM psi-probe PSI Probe Session Attribute RemoveSessAttributeController.java access control
CVE-2026-3269 4.3 MEDIUM psi-probe PSI Probe Session ExpireSessionsController.java handleRequestInternal denial of

IV. Related Vulnerabilities

Same product: PSI Probe
Same vendor: psi-probe
Same weakness: CWE-918

V. Comments for CVE-2026-3270

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