Google Chrome up to 148.0.7778.168 on Linux WebRTC use after free

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.
7.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome on Linux. It has been rated as critical. This vulnerability affects unknown code of the component WebRTC. Performing a manipulation results in use after free. This vulnerability is reported as CVE-2026-9111. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Chrome on Linux. This affects an unknown function of the component WebRTC. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Use after free in WebRTC in Google Chrome on Linux prior to 148.0.7778.179 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: Critical)

The advisory is shared at chromereleases.googleblog.com. This vulnerability is uniquely identified as CVE-2026-9111 since 05/20/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/21/2026).

The vulnerability scanner Nessus provides a plugin with the ID 315912 (Google Chrome < 148.0.7778.178 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 148.0.7778.179 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (315912), EUVD (EUVD-2026-31160) and CERT Bund (WID-SEC-2026-1623). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Debian Linux
  • Fedora Linux
  • Google Chrome
  • Microsoft Edge
  • SUSE openSUSE

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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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Nessus ID: 315912
Nessus Name: Google Chrome < 148.0.7778.178 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 148.0.7778.179

Timelineinfo

05/20/2026 Advisory disclosed
05/20/2026 +0 days CVE reserved
05/20/2026 +0 days VulDB entry created
07/21/2026 +62 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: chromereleases.googleblog.com
Status: Confirmed

CVE: CVE-2026-9111 (🔒)
GCVE (CVE): GCVE-0-2026-9111
GCVE (VulDB): GCVE-100-364917
EUVD: 🔒
CERT Bund: WID-SEC-2026-1623 - Google Chrome und Microsoft Edge: Mehrere Schwachstellen

Entryinfo

Created: 05/20/2026 21:59
Updated: 07/21/2026 08:14
Changes: 05/20/2026 21:59 (58), 05/21/2026 05:57 (1), 05/21/2026 15:43 (2), 05/21/2026 18:46 (7), 05/23/2026 23:33 (11), 05/26/2026 17:45 (2), 07/21/2026 08:14 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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