CVE-2023-3079

HIGH
8.8
CVSS Score
Published: June 5, 2023 at 09:40 PM UTC
Updated: October 8, 2026 at 06:04 PM UTC
4 products affected across 4 vendorsDebian LinuxChromeFedora· also runs on 1 platform

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 38%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score37.9%

EPSS (Exploit Prediction Scoring System) estimates a 37.9% chance this CVE is exploited in the wild within the next 30 days — higher than 99% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Google Chromium V8 Engine contains a type confusion vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Jun 7, 2023
Remediation Due
Jun 28, 2023
1216 days overdue

Description

Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 7.1.5*7.2.0
Affected range stops below 7.1.5, so it looks safe — our inference, not a vendor statement
v < 114.0.5735.110*114.0.5735.110
Affected range stops below 114.0.5735.110, so it looks safe — our inference, not a vendor statement

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-843

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