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CVE-2026-18525— IBM Sterling Secure Proxy is vulnerable to multiple issues

Quick assessment

Affected
IBM Secure Proxy
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.

IBM Secure Proxy 6.1.0.0 至 6.2.1.2 版本中，由于对监听器 IP 地址和端口的验证不当，可能导致远程已认证攻击者引发拒绝服务（DoS）攻击。

CVSS 4.9 · Medium

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-18525

Vulnerability Information
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Vulnerability Title
IBM Sterling Secure Proxy is vulnerable to multiple issues
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Secure Proxy 6.1.0.0 through 6.2.1.2 could allow a remote authenticated attacker to cause a denial of service due to improper validation of listener IP address and port.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM Secure Proxy 6.1.0.0 ~ 6.1.0.4 cpe:2.3:a:ibm:secure_proxy:6.1.0.0:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18525

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III. Intelligence Information for CVE-2026-18525

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Other References for CVE-2026-18525 (1)

Same Patch Batch · IBM · 2026-11-08 · 53 CVEs total

CVE-2026-107331 9.9 CRITICAL DataStage on Cloud Pak for Data has several vulnerabilities
CVE-2026-15266 9.8 CRITICAL Multiple Vulnerabilities in IBM Concert Software
CVE-2026-114464 9.3 CRITICAL Multiple security vulnerabilities are addressed with IBM Process Mining Interim Fix for Oc
CVE-2026-101117 9.1 CRITICAL IBM WebSphere eXtremes Scale Liberty deployment is affected by Cross Site Scripting(XSS) a
CVE-2026-17466 9.1 CRITICAL IBM Optim Test Data Management 1.0.0, 1.1.0, and 1.2.0 impacted by Path Traversal, Rate Li
CVE-2026-117545 8.8 HIGH IBM webMethods Integration Server is vulnerable of bypassing the two-factor authentication
CVE-2026-110273 8.8 HIGH Security Vulnerability identified in IBM TRIRIGA - Command Execution
CVE-2026-116499 8.4 HIGH Arbitrary Code Execution in Qiskit SDK QPY Deserialization
CVE-2026-116501 8.4 HIGH Qiskit SDK C API may trigger an out of bounds write on accessing the unitary matrix with q
CVE-2026-105467 8.1 HIGH IBM QRadar SIEM is vulnerable to Open Redirect and Reflected XSS
CVE-2026-107330 7.7 HIGH DataStage on Cloud Pak for Data has several vulnerabilities
CVE-2026-18093 7.5 HIGH IBM App Connect Enterprise is vulnerable to a credential exposure
CVE-2026-18893 7.1 HIGH CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities
CVE-2026-16433 6.5 MEDIUM DataStage on Cloud Pak for Data has several vulnerabilities
CVE-2026-113698 6.5 MEDIUM IBM® Db2® is vulnerable to a denial of service when executing a specially crafted query wi
CVE-2026-16427 6.5 MEDIUM DataStage on Cloud Pak for Data has several vulnerabilities
CVE-2026-18668 6.5 MEDIUM Protection Mechanism Failure vulnerability affects IBM Sterling File Gateway
CVE-2026-14437 6.5 MEDIUM IBM Storage Scale Path Traversal
CVE-2026-16699 6.5 MEDIUM Vulnerability exists in IBM Netezza Appliance
CVE-2026-108284 6.5 MEDIUM IBM WebSphere Application Server Liberty prior to 26.0.0.11 is affected by multiple vulner

Showing top 20 of 53 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Secure Proxy
Same vendor: IBM
Same weakness: CWE-20