Threat Intelligence / CVE / CVE-2026-15905

CVE-2026-15905 — Google Chrome

CVSS v3.1 7.8 (HIGH) · EPSS 0.1% (higher than 3.2% of all scored CVEs) · Priority 4/10 · Published 2026-07-20

As of 2026-07-21, CVE-2026-15905 is a HIGH-severity vulnerability in Google Chrome, CVSS v3.1 7.8, EPSS 0.1% (3.2th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-15905, most recently “Multiple Vulnerabilities in Google Chrome Enable Remote Code Execution and Information Disclosure (CVE-2026-15899 through CVE-2026-15905)”.

Last updated: 2026-07-21

What is CVE-2026-15905?

Use after free in Aura in Google Chrome prior to 150.0.7871.128 allowed a local attacker to potentially exploit heap corruption via a malicious file. (Chromium security severity: High)

The record classifies CVE-2026-15905 under weakness class CWE-416. Its CVSS v3 base vector states that the flaw requires local access to the host, 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 54 days ago.

Severity and exploitation probability

CVSS v3.1 base score
7.8 — HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (FIRST)
0.1% probability of exploitation in the next 30 days, higher than 3.2% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2026-07-20, last modified 2026-07-21

Is CVE-2026-15905 being exploited?

It currently carries a trending score of 31 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2026-15905

No vendor patch reference has been recorded for CVE-2026-15905 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-2026-15905

1 tracked threat in the Threadlinqs corpus references CVE-2026-15905, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Other references

Full detection coverage & IOCs for threats exploiting CVE-2026-15905 are available via the Threadlinqs MCP server (Purple tier). View plans →

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