🛡️ CVE-2026-46739 on Ubuntu — libnet-statsd-perl

Distribution advisory

This page covers CVE-2026-46739 as tracked by Ubuntu, for the package libnet-statsd-perl. No fixed version has been recorded for this distribution yet.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: None.
• Integrity impact: Low — limited, and the attacker does not choose what is affected.
• Availability impact: None.

Weakness class

UBUNTU-CVE-2026-46739 is classified as CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection'). The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.

Affected software

UBUNTU-CVE-2026-46739 is recorded against 1 package.

• libnet-statsd-perl

Timeline and source

Published on 4 June 2026 and last revised on 12 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Report)
www.cve.org (Report)
lists.security.metacpan.org (Report)
github.com (Report)

Other advisories for this package

libnet-statsd-perl has other advisories on record. If you are patching this one, these are worth checking on the same host:

• DEBIAN-CVE-2026-46739 (published 4 Jun 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')) in other software:

• CVE-2026-72590 (9.8 Critical, published 10 Aug 2026)
• CVE-2026-61477 (2.3 Low, published 7 Aug 2026)
• CVE-2026-0673 (5.3 Medium, published 6 Aug 2026)
• CVE-2026-71311 (6.4 Medium, published 5 Aug 2026)
• CVE-2026-70615 (9.9 Critical, published 5 Aug 2026)
• CVE-2026-15157 (4.2 Medium, published 3 Aug 2026)
• CVE-2026-65636 (published 31 Jul 2026)
• CVE-2026-44092 (9.1 Critical, published 30 Jul 2026)

CVE-2026-46739 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Affected Packages

References