CVE-2026-7964
published 2026-05-06CVE-2026-7964: Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer…
PriorityP423medium4.2CVSS 3.1
AVNACHPRNUIRSUCLILAN
EPSS
0.18%
7.3th percentile
Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 148.0.7778.96 | 148.0.7778.96 | |
| chrome | >= 148.0.7778.96 < 148.0.7778.96 | 148.0.7778.96 | |
| chrome_desktop | — | — |
CVSS provenance
nvdv3.14.2MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
cvelistv5v3.14.2MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
vendor_redhat8.2MEDIUM
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GHSA
GHSA-jh98-89hc-9g7v: Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-7964 [MEDIUM] CWE-20 GHSA-jh98-89hc-9g7v: Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148
Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
CVEList
CVE-2026-7964: Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148
cvelistv5·2026-05-06·CVSS 4.2
CVE-2026-7964 [MEDIUM] CWE-20 CVE-2026-7964: Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148
Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
VulDB
Google Chrome up to 147.0.7727.138 Fileystem Remote Code Execution
vuldb·2026-05-06
CVE-2026-7964 [CRITICAL] Google Chrome up to 147.0.7727.138 Fileystem Remote Code Execution
A vulnerability was found in Google Chrome. It has been declared as critical. This issue affects some unknown processing of the component Fileystem. Such manipulation leads to Remote Code Execution.
This vulnerability is referenced as CVE-2026-7964. It is possible to launch the attack remotely. No exploit is available.
It is recommended to upgrade the affected component.
Chrome
Stable Channel Update for Desktop: CVE-2026-7964
vendor_chrome·2026-05-05
CVE-2026-7964 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-7964
Stable Channel Update for Desktop
CVE-2026-7964: Insufficient validation of untrusted input in FileSystem. Reported by Google on 2026-03-28 [N/A][ 497255035 ] Medium CVE-2026-7965: Insufficient validation of untrusted input in DevTools
Reported by Google on 2026-03-28 [N/A][ 497341787 ] Medium CVE-2026-7966: Insufficient validation of untrusted input in SiteIsolation
Severity: medium
Red Hat
chromium-browser: Insufficient validation of untrusted input in FileSystem
vendor_redhat·2026-05-05·CVSS 8.2
CVE-2026-7964 [MEDIUM] CWE-22 chromium-browser: Insufficient validation of untrusted input in FileSystem
chromium-browser: Insufficient validation of untrusted input in FileSystem
An insufficient validation of untrusted input flaw was found in the FileSystem component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=497254383
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
No detection rules found.
No public exploits indexed.
Rapid7
Patch Tuesday - May 2026
blogs_rapid7·2026-05-13·CVSS 10.0
CVE-2026-41089 [CRITICAL] Patch Tuesday - May 2026
Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday . Microsoft is not aware of exploitation in the wild or public disclosure for any of these vulnerabilities. So far this month, Microsoft has provided patches to address 133 browser vulnerabilities, which are not included in the Patch Tuesday count above.
## Windows Netlogon: critical RCE
Anyone responsible for securing a domain controller should prioritize remediation of CVE-2026-41089 , which is a critical stack-based buffer overflow in Windows Netlogon with a CVSS v3 base score of 9.8. Exploitation leads to execution in the context of the Netlogon service, so that’s SYSTEM privileges on the domain controller. For most pentesters, that’s the point at which the customer report more or less writes itself. No privileges
Bugzilla
CVE-2026-7964 chromium-browser: Insufficient validation of untrusted input in FileSystem
bugzilla·2026-05-06
CVE-2026-7964 [MEDIUM] CVE-2026-7964 chromium-browser: Insufficient validation of untrusted input in FileSystem
CVE-2026-7964 chromium-browser: Insufficient validation of untrusted input in FileSystem
Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
2026-05-06
Published