Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-5858)

Note that Nessus relies on the presence of the package as reported by the vendor.

The version of Google Chrome installed on the remote Windows host is prior to 147.0.7727.55. It is, therefore, affected by multiple vulnerabilities as referenced in the 2026_04_stable-channel-update-for-desktop advisory.

  - Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed an attacker who convinced a user to     install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension.
    (Chromium security severity: Low) (CVE-2026-5904)

  - Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-5858)

  - Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially     exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-5859)

  - Use after free in WebRTC in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)     (CVE-2026-5860)

  - Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)     (CVE-2026-5861)

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

The version of Google Chrome installed on the remote macOS host is prior to 147.0.7727.55. It is, therefore, affected by multiple vulnerabilities as referenced in the 2026_04_stable-channel-update-for-desktop advisory.

  - Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed an attacker who convinced a user to     install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension.
    (Chromium security severity: Low) (CVE-2026-5904)

  - Heap buffer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-5858)

  - Integer overflow in WebML in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to potentially     exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-5859)

  - Use after free in WebRTC in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)     (CVE-2026-5860)

  - Use after free in V8 in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to execute     arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)     (CVE-2026-5861)

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

ID	Name	Product	Family	Severity
305725	Linux Distros Unpatched Vulnerability : CVE-2026-5858	Nessus	Misc.	high
305629	Google Chrome < 147.0.7727.55 Multiple Vulnerabilities	Nessus	Windows	critical
305628	Google Chrome < 147.0.7727.55 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	critical

Detections

Analytics

CVE-2026-5858

high

Tenable Plugins

high

critical

critical