CVE-2026-7933

chromium-browser: Out of bounds read in WebCodecs

Published May 6, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
Out of bounds read in WebCodecs in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to perform an out of bounds memory read via a crafted video file. (Chromium security severity: Medium)

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6250-1 chromium security update
History
Type Values Removed Values Added
Title chromium-browser: Out of bounds read in WebCodecs
References
Metrics threat_severity

None

threat_severity

Moderate

Type Values Removed Values Added
Title Out‑of‑Bounds Memory Read in Chrome WebCodecs via Crafted Video File
Type Values Removed Values Added
First Time appeared Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
Linux
Linux linux Kernel
Microsoft
Microsoft windows
Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N'}

ssvc

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

Type Values Removed Values Added
Title Out‑of‑Bounds Memory Read in Chrome WebCodecs via Crafted Video File
Type Values Removed Values Added
Description Out of bounds read in WebCodecs in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to perform an out of bounds memory read via a crafted video file. (Chromium security severity: Medium)
Weaknesses CWE-125
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Chrome
Published
Updated
May 6, 2026, 9:59 PM
Reserved
May 5, 2026, 10:59 PM
Status
Analyzed
Published
May 6, 2026, 7:16 PM
Modified
Oct 26, 2026, 7:10 PM
Severity
Moderate
Public date
May 5, 2026, 12:00 AM