CVE-2026-15123: google chrome Heap-based Buffer Overflow
CVSS: 8.8v3.1HighAnalyzed
AliasesDEBIAN-CVE-2026-15123CGA-5x6m-4r9g-2xvxCGA-87xv-jcr8-c4qxCGA-8qvq-2q4q-rf2gCGA-jfxj-f5pw-7r5mCGA-q2cf-f648-hvpwCGA-v9h8-5qqw-g5hc
Published 08-07-2026Last modified 10-07-2026
Vulnerability summary
CVE-2026-15123 is a high (CVSS 8.8) Heap-based Buffer Overflow vulnerability in google chrome. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.8% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
0.34%
0%100%
Low · 0.00 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 3Timeline
- 08-07-2026PublishedVulnerability first disclosed.
- 10-07-2026Last modifiedVulnerability information updated.
Description
Inappropriate implementation in DOM in Google Chrome prior to 150.0.7871.115 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/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
0.00 pp
From 0.34% on 22-09-2026
22-09-202622-10-2026
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
Chainguard3 products
- chromium< 150.0.7871.114-r0
- chromium-docker-selenium-compat< 150.0.7871.124-r0
- chromium-lang< 150.0.7871.124-r0
Wolfi3 products
- chromium< 150.0.7871.114-r0
- chromium-docker-selenium-compat< 150.0.7871.124-r0
- chromium-lang< 150.0.7871.124-r0
Debian1 product
- chromium< 150.0.7871.114-1~deb12u1 | < 150.0.7871.114-1~deb13u1 | < 150.0.7871.114-1
Google1 product
- chrome≥ 150.0.7871.115, < 150.0.7871.115 | < 150.0.7871.115
4 vendors · 8 products
References
3 links- chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_01162222768.htmlRelease NotesVendor Advisory
- issues.chromium.org/issues/523729553Permissions Required
