CVE-2026-121076

CRITICAL
INFO Priority: 0.03 BB Relevance: 69/100
Published: 2026-11-03 Modified: 2026-11-05 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Changed
C: High
I: High
A: High

Description

Use after free in WebXR in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Weakness Classification (1)

Affected Software (4)

VendorProductVersion
Google Chrome 157.0.8103.38 < 157.0.8103.38
Google Chrome 157.0.8103.38 < 157.0.8103.38
Google Chrome 157.0.8103.38 < 157.0.8103.38
google chrome < 157.0.8103.38

Bug Bounty Relevance

69 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

9.6 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS — Exploitation Probability

0.34%
Raw Score 0.003380
Percentile 27.6%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00338
2026-11-13
0.00338
2026-11-12
0.00338
2026-11-10
0.00338
2026-11-09
0.00338
2026-11-08
0.00338
2026-11-07
0.00338
2026-11-06
0.00338
2026-11-05
0.00338
2026-11-04
0.00299

Intelligence Sources

mitre ref →
nvd ref →