Detections
Analytics

Oracle Linux 8 : grafana (ELSA-2026-99030)

high Nessus Plugin ID 379842

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-99030 advisory.

 - Fixes CVE-2024-1442 Add email verification when updating user email [Orabug: 38550520]
 - CVE-2026-17183 grafana: Grafana: Information disclosure vulnerability in Unified Alerting
 - CVE-2026-116591 grafana: klauspost/compress: Denial of Service via crafted zstd compressed input

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

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

Solution

Update the affected grafana and / or grafana-selinux packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-99030.html

Plugin Details

Severity: High

ID: 379842

File Name: oraclelinux_ELSA-2026-99030.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 11/12/2026

Updated: 11/12/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.45

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2026-17183

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-116591

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:grafana-selinux, p-cpe:/a:oracle:linux:grafana

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 11/12/2026

Vulnerability Publication Date: 8/19/2026

Reference Information

CVE: CVE-2026-116591, CVE-2026-17183