CVE-2026-13922

Chromium Paint Side‑Channel Leak

Published Jun 30, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Side-channel information leakage in Paint in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4672-1 chromium security update
Debian DSA Debian DSA DSA-6378-1 chromium security update
History
Type Values Removed Values Added
Title Chromium Paint Side‑Channel Leak
Type Values Removed Values Added
Title Side‑channel Paint Data Leakage via Crafted HTML Page in Google Chrome
Type Values Removed Values Added
Title Side‑channel Paint Data Leakage via Crafted HTML Page in Google Chrome
Type Values Removed Values Added
Title Chrome Paint Component Side‑Channel Data Leak
Type Values Removed Values Added
Title Chrome Paint Component Side‑Channel Data Leak
Type Values Removed Values Added
Title Chrome Paint Side‑Channel Leak Enables Cross‑Origin Data Retrieval
Type Values Removed Values Added
Title Chrome Paint Side‑Channel Leak Enables Cross‑Origin Data Retrieval
Type Values Removed Values Added
Title Chromium Paint Component Side‑Channel Leakage Enabling Cross‑Origin Data Exfiltration
Type Values Removed Values Added
Title Chromium Paint Component Side‑Channel Leakage Enabling Cross‑Origin Data Exfiltration
Type Values Removed Values Added
Title Side‑Channel Information Leakage in Chrome Paint Component
Type Values Removed Values Added
Title Side‑Channel Information Leakage in Chrome Paint Component
Type Values Removed Values Added
Title Side‑Channel Information Leakage in Chrome’s Paint Component
Type Values Removed Values Added
Title Side‑Channel Information Leakage in Chrome’s Paint Component
Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Paint Component in Chrome
Type Values Removed Values Added
Title Cross‑Origin Data Leakage via Paint Component in Chrome
Type Values Removed Values Added
Title Chrome Paint Side-Channel Leak Enables Cross-Origin Data Exfiltration
Type Values Removed Values Added
Title Chrome Paint Side-Channel Leak Enables Cross-Origin Data Exfiltration
Type Values Removed Values Added
Title Side-Channel Information Leakage in Chrome Paint via Crafted Web Pages
Type Values Removed Values Added
Weaknesses CWE-203
Type Values Removed Values Added
Weaknesses CWE-203
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Side-Channel Information Leakage in Chrome Paint via Crafted Web Pages
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Title Cross‑Origin Data Leak via Paint Rendering Side‑Channel
Type Values Removed Values Added
Title Cross‑Origin Data Leak via Paint Rendering Side‑Channel
Type Values Removed Values Added
Description Side-channel information leakage in Paint in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-1300
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
Jul 1, 2026, 7:01 PM
Reserved
Jun 29, 2026, 11:03 PM
Status
Analyzed
Published
Jun 30, 2026, 11:17 PM
Modified
Oct 25, 2026, 9:10 PM