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CVE-2026-59296— Micrometer StatsD and Logging meter registries line-protocol and log injection vulnerability

Quick assessment

Affected
Spring Micrometer
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.

VMware Spring Micrometer是美国VMware公司的一个应用监控指标收集工具。 VMware Spring Micrometer 1.17.0版本、1.16.0版本至1.16.6版本、1.15.0版本至1.15.12版本、1.14.0版本至1.14.16版本和1.9.18及之前版本存在安全漏洞，该漏洞源于micrometer-registry-statsd和micrometer-core默认情况下未清理换行字符（\n、\r），导致容易受到注入和欺骗攻击，攻击者可注入行终止符以伪造任意指

CVSS 5.9 · Medium EPSS 0.30% · P21

Affected Version Matrix 5

VendorProduct Version RangeStatus
Spring Micrometer 1.17.0 affected
1.16.0≤ 1.16.6 affected
1.15.0≤ 1.15.12 affected
1.14.0≤ 1.14.16 affected
≤ 1.9.18 affected
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I. Basic Information for CVE-2026-59296

Vulnerability Information
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Vulnerability Title
Micrometer StatsD and Logging meter registries line-protocol and log injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Using untrusted, non-normalized input as-is for metrics data (such as metric names, tag keys, or tag values) is a dangerous antipattern that general-purpose instrumentation should never perform. Micrometer 1.17.0 Micrometer 1.16.0 - 1.16.6 Micrometer 1.15.0 - 1.15.12 Micrometer 1.14.0 - 1.14.16 Micrometer 1.9.18 and earlier
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
VMware Spring Micrometer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VMware Spring Micrometer是美国VMware公司的一个应用监控指标收集工具。 VMware Spring Micrometer 1.17.0版本、1.16.0版本至1.16.6版本、1.15.0版本至1.15.12版本、1.14.0版本至1.14.16版本和1.9.18及之前版本存在安全漏洞，该漏洞源于micrometer-registry-statsd和micrometer-core默认情况下未清理换行字符（\n、\r），导致容易受到注入和欺骗攻击，攻击者可注入行终止符以伪造任意指
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
Spring Micrometer 1.17.0 -

II. Public POCs for CVE-2026-59296

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III. Intelligence Information for CVE-2026-59296

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Vendor Advisories for CVE-2026-59296 (1)

Same Patch Batch · Spring · 2026-08-21 · 5 CVEs total

CVE-2026-59279 7.5 HIGH Unbounded persistent session allocation via repeated initialize requests
CVE-2026-59318 6.5 MEDIUM DefaultToolCallingManager Global Resolver Fallback Allows Unadvertised Tool Dispatch via P
CVE-2026-59323 5.3 MEDIUM Micrometer Tracing Brave Bridge W3C Baggage propagation DoS vulnerability
CVE-2026-59308 4.2 MEDIUM Semantic Cache Cross-Tenant Isolation Bypass via SHA-256 Truncation

IV. Related Vulnerabilities

Same product: Micrometer
Same vendor: Spring

V. Comments for CVE-2026-59296

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