CVE-2026-19171: google chrome Use After Free
CVSS: 9.6v3.1CriticalAnalyzed
AliasesDEBIAN-CVE-2026-19171
Published 06-08-2026Last modified 08-08-2026
Vulnerability summary
CVE-2026-19171 is a critical (CVSS 9.6) Use After Free vulnerability in google chrome. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.7% of scored vulnerabilities.
CVSS score
9.6/10
010
Critical · v3.1 (CVE.org)EPSS score
0.34%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 06-08-2026PublishedVulnerability first disclosed.
- 08-08-2026Last modifiedVulnerability information updated.
Description
Use after free in Media in Google Chrome on Windows prior to 151.0.7922.109 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
CVSS metrics
3 scores · 3 sources · 1 versionCritical 9.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated9.6CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- NVDNIST9.6CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
-0.03 pp
From 0.37% on 21-09-2026
21-09-202621-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- chromium< 151.0.7922.108-1~deb12u1 | < 151.0.7922.108-1~deb13u1 | < 151.0.7922.108-1
Google1 product
- chrome≥ 151.0.7922.109, < 151.0.7922.109 | < 151.0.7922.109
2 vendors · 2 products
References
3 links- chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_01193673229.htmlRelease NotesVendor Advisory
- issues.chromium.org/issues/537832446Permissions Required