CVE-2026-7343: google chrome Use After Free
Vulnerability summary
CVE-2026-7343 is a high (CVSS 7.5) Use After Free vulnerability in google chrome. EPSS estimates a 0.23% chance of exploitation in the next 30 days, higher than 13.7% of scored vulnerabilities.
Not severe (CVSS 7.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 3Timeline
- 28-04-2026PublishedVulnerability first disclosed.
- 30-04-2026Last modifiedVulnerability information updated.
Description
Use after free in Views in Google Chrome on Windows prior to 147.0.7727.138 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Critical)
CVSS metrics
4 scores · 4 sources · 1 version- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.23%
Chance of exploitation in the next 30 days
Percentile
14%
Versus all other CVEs
30-day change
Decrease -0.05 pp
From 0.28% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Alpine1 product
- qt6-qtwebengine< 6.10.3-r3 | < 6.11.0-r7
Chainguard1 product
- chromium< 147.0.7727.138-r0
Debian1 product
- chromium< 147.0.7727.137-1~deb12u1 | < 147.0.7727.137-1~deb13u1 | < 147.0.7727.137-1
Google1 product
- chrome≥ 147.0.7727.138, < 147.0.7727.138 | < 147.0.7727.138
Wolfi1 product
- chromium< 147.0.7727.138-r0
5 vendors · 5 products
References
4 links- issues.chromium.org/issues/503645680Permissions Required