RockyLinux 8 : perl-URI (RLSA-2026:84590)

medium Nessus Plugin ID 367797

Synopsis

The remote RockyLinux host is missing a security update.

Description

The remote RockyLinux 8 host has a package installed that is affected by a vulnerability as referenced in the RLSA-2026:84590 advisory.

* URI: URI (for Perl): Security bypass due to incorrect hostname encoding via missing Unicode normalization (CVE-2026-19953)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected perl-URI package.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2526492

https://errata.rockylinux.org/RLSA-2026:84590

Plugin Details

Severity: Medium

ID: 367797

File Name: rocky_linux_RLSA-2026-84590.nasl

Version: 1.1

Type: Local

Published: 10/20/2026

Updated: 10/20/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.1

Percentile: 8.12

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2026-19953

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:perl-uri

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 10/20/2026

Vulnerability Publication Date: 8/21/2026

Reference Information

CVE: CVE-2026-19953