Vulnerability in Pevans Metrics\
CVE-2026-50638
Metrics::Any::Adapter::DogStatsd 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::DogStatsd which extends Metrics::Any::Adapter::Statsd, which has a similar vulnerability. In addition, the _tags function does not check tags for newlines or statsd control characters. The tags can be used for metric injections.
Vulnerability class: CRLF Injection
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.006 (44.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.006 · change: +0.002
Affected products
- Pevans Metrics\ — versions \
- Pevans Metrics::any::adapter::dogstatsd — versions 0
- Pevans Metrics\:\:any\:\:adapter\:\:dogstatsd
Weakness classification (CWE)
References
- 9b29abf9-4ab0-4765-b253-1875cd9b441e (release-notes, Release Notes)
- 9b29abf9-4ab0-4765-b253-1875cd9b441e (related, Third Party Advisory)
- 9b29abf9-4ab0-4765-b253-1875cd9b441e (related, Third Party Advisory)
- 9b29abf9-4ab0-4765-b253-1875cd9b441e (related, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-50638?
- CVE-2026-50638 is a critical-severity vulnerability in Pevans Metrics\, classified under CRLF Injection. CVSS score: 9.1/10. Published 2026-06-10.
- How severe is CVE-2026-50638?
- Critical severity. CVSS v3 base score is 9.1 out of 10.