Google Chrome up to 148.0.7778.216 on Android Tab Group Sync cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome on Android. It has been classified as problematic. The impacted element is an unknown function of the component Tab Group Sync. The manipulation leads to cross site scripting. This vulnerability is traded as CVE-2026-11034. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome on Android. It has been rated as problematic. This issue affects an unknown code block of the component Tab Group Sync. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

Insufficient validation of untrusted input in Tab Group Sync in Google Chrome on Android prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via malicious network traffic. (Chromium security severity: Medium)

It is possible to read the advisory at chromereleases.googleblog.com. The identification of this vulnerability is CVE-2026-11034 since 06/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/09/2026). The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 149.0.7827.53 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1794). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Google Chrome
  • Microsoft Edge

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 6.1
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 149.0.7827.53

Timelineinfo

06/04/2026 CVE reserved
06/05/2026 +1 days Advisory disclosed
06/05/2026 +0 days VulDB entry created
06/09/2026 +4 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 497934
Status: Confirmed

CVE: CVE-2026-11034 (🔒)
GCVE (CVE): GCVE-0-2026-11034
GCVE (VulDB): GCVE-100-368639
CERT Bund: WID-SEC-2026-1794 - Google Chrome und Microsoft Edge: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 06/05/2026 07:13
Updated: 06/09/2026 16:42
Changes: 06/05/2026 07:13 (59), 06/08/2026 03:34 (7), 06/09/2026 16:42 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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