CVE-2026-3537
Published: 04 March 2026
Summary
CVE-2026-3537 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Google Chrome. Its CVSS base score is 8.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Drive-by Compromise (T1189); ranked at the 29.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SC-39 (Process Isolation) and SI-16 (Memory Protection).
Deeper analysis
CVE-2026-3537 is an object lifecycle issue in the PowerVR component within Google Chrome on Android versions prior to 145.0.7632.159. This vulnerability enables a remote attacker to potentially exploit heap corruption via a crafted HTML page. Chromium security has classified it as Critical, with a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H), and it maps to CWE-787 and CWE-1091.
A remote attacker can exploit this vulnerability over the network with low attack complexity, requiring no privileges but necessitating user interaction, such as a user visiting a malicious website. Successful exploitation could lead to heap corruption, resulting in high impacts on confidentiality, integrity, and availability.
Google has addressed this issue in Chrome for Android version 145.0.7632.159 and later. Additional details on the patch are available in the Chrome Releases blog at https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop.html and the Chromium issue tracker at https://issues.chromium.org/issues/474266014.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-9485
Vulnerability details
Object lifecycle issue in PowerVR in Google Chrome on Android prior to 145.0.7632.159 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Critical)
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
CVE describes remote heap corruption in Chrome triggered by crafted HTML page, directly enabling drive-by compromise (T1189) and exploitation for client execution (T1203) with high impact RCE potential.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Flaw remediation requires timely patching of the PowerVR object lifecycle vulnerability in Chrome for Android, directly eliminating the heap corruption risk.
Memory protection mechanisms such as ASLR, DEP, and heap cookies directly mitigate exploitation of heap corruption from object lifecycle issues in the PowerVR component.
Process isolation enforces sandboxing of Chrome renderer processes, confining potential heap corruption exploits to prevent system-wide compromise.