CVE-2026-102299
HIGH 8.8Type confusion in V8 in Google Chrome prior to 154.0.8037.92 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Severe if exploited (CVSS 8.8), but no known exploitation and low modeled probability. Patch on a normal cadence.
Exploitation likelihood
0.4%chance of exploitation in 30 days · 36th percentile
Impact if exploited
8.8CVSS 3.1 · HIGH
- ConfidentialityHigh
- IntegrityHigh
- AvailabilityHigh
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ⚠User interaction: A user must take an action (click / open a file)
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
Search for new PoCs
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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Weakness (CWE)
- CWE-843: Type confusion
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References and research data (JSON)
Vendor product assessments
All currently supported Red Hat products · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Chrome | < 154.0.8037.92 |
All CVSS metrics
- HIGH 8.8 v3.1 · ADP Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - HIGH 8.8 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
Advisories
- https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01807488085.html CVE record · Chrome · Updated 2026-09-29T19:45:02.709Z
NVD · CVE-2026-102299 · Updated 2026-10-01T17:28:43.773
Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00 - https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-102299.json Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-89377 EUVD · EUVD-2026-89377
Technical & other
- https://issues.chromium.org/issues/556908674 CVE record · Chrome · Updated 2026-09-29T19:45:02.709Z
NVD · CVE-2026-102299 · Updated 2026-10-01T17:28:43.773
Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00 - https://access.redhat.com/security/cve/CVE-2026-102299 Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00
- https://www.cve.org/CVERecord?id=CVE-2026-102299 Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00
- https://nvd.nist.gov/vuln/detail/CVE-2026-102299 Red Hat · CVE-2026-102299 · Updated 2026-09-29T20:54:51+00:00