What is CVE-2026-46740?

CVE-2026-46740 is a medium-severity vulnerability in Rrwo Mojolicious::plugin::statsd, classified under CRLF Injection. CVSS score: 5.3/10. Published 2026-05-26.

How severe is CVE-2026-46740?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Rrwo Mojolicious::plugin::statsd

CVE-2026-46740

Mojolicious::Plugin::Statsd versions through 0.04 for Perl allowed metric injections. The metric names and set values were not checked for newlines, colons or pipes. Metrics generated from untrusted sources could inject additional statsd metrics. Version 0.06 changes the module from being a statsd client to using a separate statsd client. It defaults to using a version of Net::Statsd::Tiny that fixes a similar issue (CVE-2026-46720).

Vulnerability class: CRLF Injection

Published 2026-05-26 · last modified 2026-07-24.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (32.5th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.5% 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: 0.004 · change: +0.001

Affected products

Rrwo Mojolicious::plugin::statsd — versions 0

Weakness classification (CWE)

References

9b29abf9-4ab0-4765-b253-1875cd9b441e (patch)
9b29abf9-4ab0-4765-b253-1875cd9b441e (release-notes)
9b29abf9-4ab0-4765-b253-1875cd9b441e (related)

Frequently asked questions

What is CVE-2026-46740?: CVE-2026-46740 is a medium-severity vulnerability in Rrwo Mojolicious::plugin::statsd, classified under CRLF Injection. CVSS score: 5.3/10. Published 2026-05-26.
How severe is CVE-2026-46740?: Medium severity. CVSS v3 base score is 5.3 out of 10.