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Fencer Vulns
critical 9.1

CVE-2026-50638 json

Metrics::Any::Adapter::DogStatsd versions before 0.04 for Perl does not protect against metric injections

published 2026-06-10 4 mo ago modified 2026-10-26 14 d ago also EUVD-2026-36105

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

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.

Patch / fix

  • PEVANS Metrics::Any::Adapter::DogStatsd 0.04

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
4 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

  • PEVANS Metrics::Any::Adapter::DogStatsd

Classification

Weakness
  • CWE-93 Improper Neutralization of CRLF Sequences
  • CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.