Google Chrome up to 148.0.7778.96 on macOS SwiftShader heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.2$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Google Chrome on macOS. Impacted is an unknown function of the component SwiftShader. Executing a manipulation can lead to heap-based overflow. This vulnerability is tracked as CVE-2026-8560. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Google Chrome on macOS and classified as critical. This vulnerability affects some unknown functionality of the component SwiftShader. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality. CVE summarizes:

Heap buffer overflow in SwiftShader in Google Chrome on Mac and iOS prior to 148.0.7778.168 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: Medium)

The advisory is shared for download at chromereleases.googleblog.com. This vulnerability was named CVE-2026-8560 since 05/14/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/17/2026).

The vulnerability scanner Nessus provides a plugin with the ID 314864 (Linux Distros Unpatched Vulnerability : CVE-2026-8560), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 148.0.7778.168 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (314864) and CERT Bund (WID-SEC-2026-1542). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • Google Chrome

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

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

ADP CISA Base Score: 4.3
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / 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: 314864
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-8560

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 148.0.7778.168

Timelineinfo

05/14/2026 CVE reserved
05/15/2026 +1 days Advisory disclosed
05/15/2026 +0 days VulDB entry created
05/17/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 328109
Status: Confirmed

CVE: CVE-2026-8560 (🔒)
GCVE (CVE): GCVE-0-2026-8560
GCVE (VulDB): GCVE-100-364072
CERT Bund: WID-SEC-2026-1542 - Google Chrome: Mehrere Schwachstellen

Entryinfo

Created: 05/15/2026 04:41
Updated: 05/17/2026 00:25
Changes: 05/15/2026 04:41 (68), 05/15/2026 15:10 (2), 05/17/2026 00:25 (7)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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