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CVE-2026-18546— CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities

Quick assessment

Affected
IBM CockroachDB PostgreSQL for IBM VPC
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 CockroachDB PostgreSQL for IBM VPC 版本 26.2.0 至 26.2.3、25.4.0 至 25.4.12，以及 25.2.0 至 25.2.20 存在服务器端请求伪造（SSRF）漏洞。该漏洞可能允许已认证的攻击者从系统中发送未经授权的请求，从而导致网络探测或为其他攻击创造条件。

CVSS 5.4 · Medium
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I. Basic Information for CVE-2026-18546

Vulnerability Information
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Vulnerability Title
CockroachDB PostgreSQL for IBM VPC is affected by multiple vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
IBM CockroachDB PostgreSQL for IBM VPC 26.2.0 through 26.2.3, 25.4.0 through 25.4.12, and 25.2.0 through 25.2.20 is vulnerable to server-side request forgery (SSRF). This may allow an authenticated attacker to send unauthorized requests from the system, potentially leading to network enumeration or facilitating other attacks.
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:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
IBM CockroachDB PostgreSQL for IBM VPC 26.2.0 ~ 26.2.3 cpe:2.3:a:ibm:cockroachdb_postgresql_for_ibm_vpc:26.2.3:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18546

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III. Intelligence Information for CVE-2026-18546

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Other References for CVE-2026-18546 (1)

Same Patch Batch · IBM · 2026-11-08 · 58 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-2026-17466 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-2026-101117 9.1 CRITICAL IBM WebSphere eXtremes Scale Liberty deployment is affected by Cross Site Scripting(XSS) a
CVE-2026-110273 8.8 HIGH Security Vulnerability identified in IBM TRIRIGA - Command Execution
CVE-2026-117545 8.8 HIGH IBM webMethods Integration Server is vulnerable of bypassing the two-factor authentication
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-2026-19133 8.1 HIGH TS4500 Tape Library addresses security vulnerability
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-2026-16427 6.5 MEDIUM DataStage on Cloud Pak for Data has several vulnerabilities
CVE-2026-108284 6.5 MEDIUM IBM WebSphere Application Server Liberty prior to 26.0.0.11 is affected by multiple vulner
CVE-2026-2477 6.5 MEDIUM Multiple vulnerabilities in IBM watsonx Orchestrate with watsonx Assistant Cartridge
CVE-2026-14437 6.5 MEDIUM IBM Storage Scale Path Traversal
CVE-2026-113698 6.5 MEDIUM IBM® Db2® is vulnerable to a denial of service when executing a specially crafted query wi
CVE-2026-3684 6.5 MEDIUM Vulnerabilities exists in IBM Cloud Pak for Data System

Showing top 20 of 58 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: CockroachDB PostgreSQL for IBM VPC
Same vendor: IBM
Same weakness: CWE-918