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Vulnerability record · CVE-2023-4362 · published 15 August 2023

CVE-2023-4362: Google chrome out-of-bounds write vulnerability

Google · Chrome

Heap buffer overflow in Mojom IDL in Google Chrome prior to 116.0.5845.96 allowed a remote attacker who had compromised the renderer process and gained control of a WebUI process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

8.8 CVSS 3.1 High EPSS 19% · top 2.8% CWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score
19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Heap buffer overflow in Mojom IDL in Google Chrome prior to 116.0.5845.96 allowed a remote attacker who had compromised the renderer process and gained control of a WebUI process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-desktop_15.html Release NotesVendor Advisory
https://crbug.com/1316379 Permissions Required
https://lists.fedoraproject.org/archives/list/[email protected]/message/2DMXHPRUGBUDNHZCZCIVMWAUI
https://lists.fedoraproject.org/archives/list/[email protected]/message/OCFEK63FUHFXZH5MSG6TNQOXM Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202401-34
https://www.debian.org/security/2023/dsa-5479 Third Party Advisory
https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-desktop_15.html Release NotesVendor Advisory
https://crbug.com/1316379 Permissions Required
https://lists.fedoraproject.org/archives/list/[email protected]/message/2DMXHPRUGBUDNHZCZCIVMWAUI
https://lists.fedoraproject.org/archives/list/[email protected]/message/OCFEK63FUHFXZH5MSG6TNQOXM Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/202401-34
https://www.debian.org/security/2023/dsa-5479 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2023-4362), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.