What is CVE-2026-12462?
Use after free in Media in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
The record classifies CVE-2026-12462 under weakness class CWE-416. 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. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 133 days ago.
Severity and exploitation probability
- CVSS v3.1 base score
- 7.5 — HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS (FIRST)
- 0.2% probability of exploitation in the next 30 days, higher than 17.7% of all scored CVEs
- CISA KEV
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Threadlinqs priority
- 4.5/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- Published
- 2026-06-17, last modified 2026-06-18
Is CVE-2026-12462 being exploited?
It currently carries a trending score of 11 in the Threadlinqs vulnerability feed.
Affected products and versions
- Google: Chrome
How to fix CVE-2026-12462
No vendor patch reference has been recorded for CVE-2026-12462 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-2026-12462
1 tracked threat in the Threadlinqs corpus references CVE-2026-12462, either in the campaign’s CVE list or as an indicator on the campaign record.
Sources
Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on .