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Google Chrome CVE-2026-11688

| EUVDEUVD-2026-35214 HIGH
Code Injection (CWE-94)
2026-06-09 chrome-cve-admin@google.com GHSA-45pg-448j-3rfq
8.8
CVSS 3.1 · Vendor: google
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Attacker hosts malicious HTML with crafted SVG
  2. Delivery
    Lure victim via phishing or malvertising
  3. Exploit
    Victim's Chrome loads page and parses SVG
  4. Execution
    Inappropriate SVG implementation triggers code injection
  5. Persist
    Arbitrary code executes inside renderer sandbox
  6. Impact
    Chain with sandbox escape for full host compromise

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Code injection prevention, sandbox exec
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires the victim to load attacker-controlled HTML containing a crafted SVG payload in a vulnerable Chrome Desktop build prior to 149.0.7827.103 - the CVSS UI:R flag confirms user interaction (visiting the page) is mandatory. No authentication to Chrome or any web service is required (PR:N), and no special non-default Chrome configuration is called out by Google; SVG rendering is enabled by default in all Chrome installations. The principal limiting factor is that successful exploitation yields execution only inside the renderer sandbox (Scope: Unchanged), so converting this into host compromise additionally requires chaining a separate sandbox-escape vulnerability not covered by this CVE.

Impact

The CVSS 3.1 vector AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H reflects a network-reachable, low-complexity, unauthenticated attack that nonetheless requires a user to load a malicious page - a realistic prerequisite for any browser drive-by. Patch is available from the vendor and the issue is not currently listed in CISA KEV; no EPSS score, SSVC decision, or public POC was provided in the input, so probability-of-exploitation cannot be quantitatively scored from available data. The bug should be treated as a high-priority patch despite no confirmed in-the-wild activity, because (a) Chromium SVG/renderer RCE bugs historically attract rapid n-day exploit development once the Chromium issue tracker entry (issues.chromium.org/issues/517309206) becomes accessible, and (b) the scope remains Unchanged inside the sandbox, meaning real-world impact ultimately depends on whether attackers can chain a sandbox escape - a meaningful but not automatic limitation.

Exploit ScenarioDerived

An attacker hosts (or compromises) a website that serves an HTML page embedding a maliciously crafted SVG document; the victim is lured via phishing, malvertising, or a watering-hole compromise to visit the URL in a vulnerable Chrome build. When Blink parses the SVG, the inappropriate implementation flaw is triggered and the attacker achieves arbitrary code execution inside the renderer sandbox, which in a real intrusion would typically be paired with a separate sandbox-escape bug to pivot to full host compromise.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 09, 2026

Sandboxed remote code execution in Google Chrome versions prior to 149.0.7827.103 allows a remote attacker to execute arbitrary code within the renderer sandbox by enticing a user to visit a crafted HTML page that abuses an inappropriate SVG implementation. Google rates the underlying Chromium issue as High severity, and no public exploit identified at time of analysis, though the user-interaction requirement (UI:R) and high CVSS of 8.8 make this a meaningful drive-by browsing risk once a patch is reverse-engineered.

RemediationAI

Upgrade Google Chrome to 149.0.7827.103 or later on the Stable Desktop channel as published in the Chrome Releases advisory (https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html); this is the vendor-released patch and is the primary fix. Enterprises managing Chrome via policy should force-restart browsers after auto-update to ensure the patched binary is loaded, since Chrome only activates updates on relaunch. If patching must be deferred, restrict browsing to trusted sites via SmartScreen/SafeBrowsing enforcement and an outbound web proxy allowlist, and consider enforcing the SitePerProcess and IsolateOrigins policies to maximize the value of the renderer sandbox boundary - the trade-off is increased memory usage per tab. Chromium-derived browsers should be updated to their equivalent downstream releases once published.

Affected VersionsENISA

Chrome 149.0.7827.103 <149.0.7827.103

Affected Packages

euvd chrome fix: 149.0.7827.103

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The flaw resides in Chrome's SVG (Scalable Vector Graphics) rendering pipeline, which is implemented within the Blink rendering engine and processes complex declarative graphics directly inside the renderer process. The CWE-94 (Improper Control of Generation of Code, i.e., Code Injection) classification combined with the 'inappropriate implementation' language used by Google typically indicates a logic flaw in how SVG content is parsed, validated, or handed to downstream subsystems, allowing attacker-controlled data to influence code execution paths. Because exploitation yields execution 'inside a sandbox' (Scope: Unchanged), the attacker initially gains code execution constrained by Chrome's renderer sandbox rather than full host compromise, though such primitives are commonly chained with separate sandbox-escape bugs in real-world attack chains.

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Severity by source

Vendor (google) PRIMARY 8.8 HIGH
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SUSE CRITICAL
Red Hat 8.8 HIGH

Primary rating from Vendor (google).

CVSS VectorVendor: google

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
CVSS changed
Jun 09, 2026 - 01:22 NVD
8.8 (HIGH)
CVE Published
Jun 09, 2026 - 00:16 nvd
UNKNOWN (no severity yet)
CVE Published
Jun 09, 2026 - 00:16 nvd
HIGH 8.8

DescriptionCVE.org

Inappropriate implementation in SVG in Google Chrome prior to 149.0.7827.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Executive ViewAI

Why It Matters

A critical vulnerability in Google Chrome (CVE-2026-11688, CVSS 8.8) allows remote attackers to execute arbitrary code on employee systems through compromised or malicious websites, without requiring authentication or legitimate user action beyond browsing. Every employee using Chrome versions prior to 149.0.7827.103 faces exposure to drive-by attacks that could lead to data exfiltration, malware deployment, and system compromise. A vendor patch is available and requires immediate enterprise-wide deployment to eliminate this attack vector.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.1%
Top 75% exploitable
Social Media
1
Sightings
Data Quality
7 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Code Injection CRITICAL

Code injection occurs when an application accepts user input and passes it directly into a language interpreter or evaluator without proper sanitization.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Related Vulnerabilities in Google Chrome Use-After-Free and Memory Safety Flaws

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CVE-2026-11644 HIGH
7.5
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CVE-2026-11693 HIGH
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CVE-2026-11628 MEDIUM
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CVE-2026-11629 HIGH
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CVE-2026-11630 HIGH
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CVE-2026-11631 HIGH
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CVE-2026-11632 HIGH
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CVE-2026-11633 HIGH
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CVE-2026-11634 CRITICAL
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CVE-2026-11635 HIGH
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CVE-2026-11636 HIGH
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CVE-2026-11637 HIGH
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CVE-2026-11638 CRITICAL
9.6
CVE-2026-11639 HIGH
7.5
CVE-2026-11640 HIGH
8.3
CVE-2026-11641 HIGH
7.5
CVE-2026-11642 HIGH
8.3
CVE-2026-11643 HIGH
8.1
CVE-2026-11645 HIGH POC
8.8
CVE-2026-11646 HIGH
8.8
CVE-2026-11647 HIGH
8.3
CVE-2026-11648 HIGH
8.8
CVE-2026-11649 HIGH
8.8
CVE-2026-11650 HIGH
8.8
CVE-2026-11651 CRITICAL
9.6
CVE-2026-11652 HIGH
8.3
CVE-2026-11653 MEDIUM
6.5
CVE-2026-11654 CRITICAL
9.6
CVE-2026-11655 HIGH
8.3
CVE-2026-11656 HIGH
8.3
CVE-2026-11657 HIGH
8.8
CVE-2026-11658 MEDIUM
6.5
CVE-2026-11659 CRITICAL
9.6
CVE-2026-11660 HIGH
8.3
CVE-2026-11661 HIGH
8.3
CVE-2026-11662 HIGH
8.8
CVE-2026-11663 HIGH
8.3
CVE-2026-11664 HIGH
8.8
CVE-2026-11665 MEDIUM
4.3
CVE-2026-11666 MEDIUM
5.4
CVE-2026-11667 HIGH
7.5
CVE-2026-11668 MEDIUM
4.3
CVE-2026-11669 MEDIUM
5.3
CVE-2026-11670 HIGH
8.8
CVE-2026-11671 CRITICAL
9.6
CVE-2026-11672 HIGH
8.3
CVE-2026-11674 HIGH
8.8
CVE-2026-11675 LOW
3.1
CVE-2026-11676 HIGH
8.3
CVE-2026-11677 HIGH
8.3
CVE-2026-11678 MEDIUM
5.3
CVE-2026-11679 HIGH
8.3
CVE-2026-11680 HIGH
8.8
CVE-2026-11682 HIGH
8.3
CVE-2026-11683 HIGH
8.8
CVE-2026-11684 LOW
3.1
CVE-2026-11685 MEDIUM
4.3
CVE-2026-11686 LOW
3.1
CVE-2026-11687 HIGH
8.8
CVE-2026-11689 HIGH
8.1
CVE-2026-11691 LOW
3.1
CVE-2026-11692 HIGH
8.3
CVE-2026-11694 HIGH
7.5
CVE-2026-11695 MEDIUM
4.3
CVE-2026-11696 MEDIUM
5.3
CVE-2026-11697 CRITICAL
9.6
CVE-2026-11701 MEDIUM
5.4
CVE-2026-11673 HIGH
8.8
CVE-2026-11690 HIGH
7.5
CVE-2026-11699 HIGH
8.8
CVE-2026-11700 HIGH
8.3

Vendor StatusVendor

SUSE

Severity: Critical
Product Status
openSUSE Leap 16.0 Fixed
openSUSE Tumbleweed Fixed

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