Google Chrome up to 141.0.7390.54 Sync heap-based overflow

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.
6.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome. It has been rated as critical. Impacted is an unknown function of the component Sync. This manipulation causes heap-based overflow. This vulnerability is tracked as CVE-2025-11458. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Google Chrome. It has been declared as critical. Affected by this vulnerability is an unknown function of the component Sync. 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, integrity, and availability. The summary by CVE is:

Heap buffer overflow in Sync in Google Chrome prior to 141.0.7390.65 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page. (Chromium security severity: High)

The weakness was disclosed by Kunlun Lab. It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is known as CVE-2025-11458. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 11/08/2025).

The vulnerability scanner Nessus provides a plugin with the ID 269799 (Debian dsa-6021 : chromium - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 141.0.7390.65 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (269799) and EUVD (EUVD-2025-38197). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

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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: 🔒

Bug Bounty Price: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 269799
Nessus Name: Debian dsa-6021 : chromium - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 141.0.7390.65

Timelineinfo

10/08/2025 Advisory disclosed
10/08/2025 +0 days VulDB entry created
11/08/2025 +31 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: chromereleases.googleblog.com
Researcher: Kunlun Lab
Status: Confirmed

CVE: CVE-2025-11458 (🔒)
GCVE (CVE): GCVE-0-2025-11458
GCVE (VulDB): GCVE-100-327607
EUVD: 🔒

Entryinfo

Created: 10/08/2025 12:48
Updated: 11/08/2025 23:08
Changes: 10/08/2025 12:48 (56), 10/09/2025 19:35 (2), 11/08/2025 22:46 (1), 11/08/2025 23:08 (1)
Complete: 🔍
Cache ID: 216:61E:103

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

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