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VulnerabilityCVE-2023-4762Published 2023-09-05

CVE-2023-4762 — google:chrome

highCISA KEVPublic exploit3 PoC repos

As of 2025-10-21, CVE-2023-4762 is a HIGH-severity vulnerability in google:chrome, CVSS v3.1 8.8, EPSS 41.3% (98.6th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-02-06), with a US federal remediation deadline of 2024-02-27. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2023-4762, most recently “Hack-for-Hire Espionage Campaign Targeting MENA Civil Society via Predator/Intellexa Mercenary Spyware”.

CVSS v3.1
8.8/10High
EPSS
41.3%Higher than 98.6% of scored CVEs
CISA KEV
ListedAdded · due 2024-02-27
Tracked threats
1Campaigns referencing it
Priority
9/10Threadlinqs triage score
Published
Updated 2025-10-21
CVSS v3.1 8.8 (HIGH) · EPSS 41.3% (higher than 98.6% of all scored CVEs) · Priority 9/10 · Published 2023-09-05

Last updated:

What is CVE-2023-4762?

Type Confusion in V8 in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

The record classifies CVE-2023-4762 under weakness class CWE-843. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 4 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 1153 days ago.

Severity and exploitation probability

CVSS v3.1 base score
8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (FIRST)
41.3% probability of exploitation in the next 30 days, higher than 98.6% of all scored CVEs
CISA KEV
Listed since 2024-02-06, federal remediation deadline 2024-02-27
Threadlinqs priority
9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published
2023-09-05, last modified 2025-10-21

Is CVE-2023-4762 being exploited?

CISA added CVE-2023-4762 to the Known Exploited Vulnerabilities catalog on 2024-02-06, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2024-02-27 under BOD 22-01. Weaponised exploit code for CVE-2023-4762 is publicly available. 3 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 48 in the Threadlinqs vulnerability feed.

Affected products and versions

  • (vendor unspecified): fedoraproject:fedora, debian:debian_linux, google:chrome, microsoft:edge_chromium

How to fix CVE-2023-4762

Because CVE-2023-4762 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2024-02-27. No vendor patch reference has been recorded for CVE-2023-4762 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2023-4762

1 tracked threat in the Threadlinqs corpus references CVE-2023-4762, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, CISA KEV, public proof-of-concept repositories. Last verified by Threadlinqs on .

Other references

Showing 5 of 10 recorded references.