CVE-2026-8007
published 2026-05-06CVE-2026-8007: Insufficient validation of untrusted input in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process…
PriorityP342high7.5CVSS 3.1
AVNACHPRNUIRSUCHIHAH
EPSS
0.19%
8.9th percentile
Insufficient validation of untrusted input in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Low)
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
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat7.5HIGH
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Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8007
vendor_chrome·2026-05-19·CVSS 7.5
CVE-2026-8007 [HIGH] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8007
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-8007
Red Hat
chromium-browser: Insufficient validation of untrusted input in Cast
vendor_redhat·2026-05-05·CVSS 7.5
CVE-2026-8007 [HIGH] CWE-1286 chromium-browser: Insufficient validation of untrusted input in Cast
chromium-browser: Insufficient validation of untrusted input in Cast
An insufficient validation of untrusted input flaw was found in the Cast component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=496399759
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-8006
vendor_chrome·2026-05-05·CVSS 5.4
CVE-2026-8006 [LOW] Stable Channel Update for Desktop: CVE-2026-8006
Stable Channel Update for Desktop
CVE-2026-8006: Insufficient policy enforcement in DevTools. Reported by Google on 2026-03-26 [N/A][ 496399759 ] Low CVE-2026-8007: Insufficient validation of untrusted input in Cast
Reported by Google on 2026-03-26 [N/A][ 496426191 ] Low CVE-2026-8008: Inappropriate implementation in DevTools
Severity: low
VulDB
Google Chrome up to 147.0.7727.138 Cast input validation (ID 496399 / EUVD-2026-28117)
vuldb·2026-05-06·CVSS 7.5
CVE-2026-8007 [HIGH] Google Chrome up to 147.0.7727.138 Cast input validation (ID 496399 / EUVD-2026-28117)
A vulnerability described as critical has been identified in Google Chrome. This affects an unknown function of the component Cast. Such manipulation leads to improper input validation.
This vulnerability is listed as CVE-2026-8007. The attack may be performed from remote. There is no available exploit.
Upgrading the affected component is recommended.
GHSA
GHSA-f8f2-2mx9-q6hg: Insufficient validation of untrusted input in Cast in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-8007 [HIGH] CWE-20 GHSA-f8f2-2mx9-q6hg: Insufficient validation of untrusted input in Cast in Google Chrome prior to 148
Insufficient validation of untrusted input in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Low)
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-2026-8007 chromium-browser: Insufficient validation of untrusted input in Cast
bugzilla·2026-05-06·CVSS 7.5
CVE-2026-8007 [HIGH] CVE-2026-8007 chromium-browser: Insufficient validation of untrusted input in Cast
CVE-2026-8007 chromium-browser: Insufficient validation of untrusted input in Cast
Insufficient validation of untrusted input in Cast in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Low)
2026-05-06
Published