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CVE-2026-50639— Metrics::Any::Adapter::SignalFx versions before 0.04 for Perl does not protect against metric injections

Quick assessment

Affected
PEVANS Metrics::Any::Adapter::SignalFx
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.

Metrics::Any::Adapter::SignalFx是PEVANS个人开发者的一个Perl指标采集适配器模块。 Metrics::Any::Adapter::SignalFx 0.04之前版本存在注入漏洞，该漏洞源于_labels函数未检查标签中的换行符或statsd控制字符，导致可能进行指标注入。

AI Predicted 8.6 Difficulty: Easy EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
PEVANS Metrics::Any::Adapter::SignalFx < 0.04 affected
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I. Basic Information for CVE-2026-50639

Vulnerability Information
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Vulnerability Title
Metrics::Any::Adapter::SignalFx versions before 0.04 for Perl does not protect against metric injections
Source: CVE Program / CVE List V5
Vulnerability Description
Metrics::Any::Adapter::SignalFx versions before 0.04 for Perl does not protect against metric injections. The statsd protocol (and extensions such as dogstatsd) allow mutiple metrics, separated by newlines, to be sent per packet. Metrics::Any::Adapter::SignalFx which extends Metrics::Any::Adapter::Statsd, which has a similar vulnerability. In addition, the _labels function does not check tags labels newlines or statsd control characters. The labels can be used for metric injections.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对CRLF序列的转义处理不恰当(CRLF注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Metrics::Any::Adapter::SignalFx 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Metrics::Any::Adapter::SignalFx是PEVANS个人开发者的一个Perl指标采集适配器模块。 Metrics::Any::Adapter::SignalFx 0.04之前版本存在注入漏洞，该漏洞源于_labels函数未检查标签中的换行符或statsd控制字符，导致可能进行指标注入。
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
PEVANS Metrics::Any::Adapter::SignalFx 0 ~ 0.04 -

II. Public POCs for CVE-2026-50639

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III. Intelligence Information for CVE-2026-50639

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Vendor Advisories for CVE-2026-50639 (1)

News Coverage for CVE-2026-50639 (1)

Other References for CVE-2026-50639 (2)

Same Patch Batch · PEVANS · 2026-06-10 · 3 CVEs total

CVE-2026-50637 Metrics::Any::Adapter::Statsd versions before 0.04 for Perl does not protect against metri
CVE-2026-50638 Metrics::Any::Adapter::DogStatsd versions before 0.04 for Perl does not protect against me

IV. Related Vulnerabilities

Same vendor: PEVANS
Same weakness: CWE-93

V. Comments for CVE-2026-50639

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