Detections
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MiracleLinux 8 : firefox-140.11.0-1.el8_10.ML.1 (AXSA:2026-764:13)

critical Nessus Plugin ID 319892

Synopsis

The remote MiracleLinux host is missing one or more security updates.

Description

The remote MiracleLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-764:13 advisory.

 * firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component (CVE-2026-8388)
 * firefox: Other issue in the JavaScript Engine component (CVE-2026-8391)
 * firefox: Sandbox escape in the Profile Backup component (CVE-2026-8401)
 * firefox: Integer overflow in the Networking: JAR component (CVE-2026-8956)
 * firefox: Memory safety bugs fixed in Firefox ESR 115.36, Firefox ESR 140.11 and Firefox 151 (CVE-2026-8975)
 * firefox: Privilege escalation in the DOM: Workers component (CVE-2026-8955)
 * firefox: Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component (CVE-2026-8968)
 * firefox: Incorrect boundary conditions, integer overflow in the Audio/Video component (CVE-2026-8954)
 * firefox: Information disclosure, sandbox escape in the Security: Process Sandboxing component (CVE-2026-8958)
 * firefox: Incorrect boundary conditions in the Audio/Video: Web Codecs component (CVE-2026-8946)
 * firefox: Privilege escalation in the Security component (CVE-2026-8970)
 * firefox: Same-origin policy bypass in the Networking: HTTP component (CVE-2026-8950)
 * firefox: Memory safety bugs fixed in Firefox ESR 140.11 and Firefox 151 (CVE-2026-8974)
 * firefox: Sandbox escape due to use-after-free in the Disability Access APIs component (CVE-2026-8953)
 * firefox: Spoofing issue in the Form Autofill component (CVE-2026-8961)
 * firefox: Use-after-free in the DOM: Bindings (WebIDL) component (CVE-2026-8947)
 * firefox: Mitigation bypass in the DOM: Security component (CVE-2026-8962)
 * firefox: Privilege escalation in the Enterprise Policies component (CVE-2026-8957)

Tenable has extracted the preceding description block directly from the MiracleLinux 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 firefox package.

See Also

https://tsn.miraclelinux.com/en/node/23589

Plugin Details

Severity: Critical

ID: 319892

File Name: miracle_linux_AXSA-2026-764.nasl

Version: 1.1

Type: Local

Published: 6/8/2026

Updated: 6/8/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-8956

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:miracle:linux:firefox, cpe:/o:miracle:linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/9/2026

Vulnerability Publication Date: 5/12/2026

Reference Information

CVE: CVE-2026-8388, CVE-2026-8391, CVE-2026-8401, CVE-2026-8946, CVE-2026-8947, CVE-2026-8950, CVE-2026-8953, CVE-2026-8954, CVE-2026-8955, CVE-2026-8956, CVE-2026-8957, CVE-2026-8958, CVE-2026-8961, CVE-2026-8962, CVE-2026-8968, CVE-2026-8970