CVE-2026-8004
published 2026-05-06CVE-2026-8004: Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed an attacker who convinced a user to install a malicious extension…
PriorityP419medium4.3CVSS 3.1
AVNACLPRNUIRSUCLINAN
EPSS
0.13%
2.6th percentile
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (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
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
osv7.7HIGH
vendor_redhat4.3MEDIUM
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VulDB
Google Chrome up to 147.0.7727.138 DevTools cross-domain policy (ID 496189 / EUVD-2026-28111)
vuldb·2026-05-06·CVSS 4.3
CVE-2026-8004 [MEDIUM] Google Chrome up to 147.0.7727.138 DevTools cross-domain policy (ID 496189 / EUVD-2026-28111)
A vulnerability was found in Google Chrome. It has been declared as problematic. Affected is an unknown function of the component DevTools. The manipulation results in permissive cross-domain policy with untrusted domains.
This vulnerability was named CVE-2026-8004. The attack may be performed from remote. There is no available exploit.
It is recommended to upgrade the affected component.
GHSA
GHSA-68xh-x3xv-j37f: Insufficient policy enforcement in DevTools in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-8004 [MEDIUM] CWE-693 GHSA-68xh-x3xv-j37f: Insufficient policy enforcement in DevTools in Google Chrome prior to 148
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Low)
OSV
freerdp2 regression
osv·2026-02-08·CVSS 7.7
CVE-2026-23533 freerdp2 regression
freerdp2 regression
USN-8004-1 fixed vulnerabilities in FreeRDP. The update for
CVE-2026-23533 introduced a regression. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
Kim Dong Han discovered that FreeRDP did not correctly validate the size of
certain variables, which could cause a buffer overflow. An attacker could
possibly use this issue to cause a denial of service or execute arbitrary
code.
Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8004
vendor_chrome·2026-05-19·CVSS 4.3
CVE-2026-8004 [MEDIUM] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8004
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-8004
Chrome
Stable Channel Update for Desktop: CVE-2026-8003
vendor_chrome·2026-05-05·CVSS 5.4
CVE-2026-8003 [LOW] Stable Channel Update for Desktop: CVE-2026-8003
Stable Channel Update for Desktop
CVE-2026-8003: Insufficient validation of untrusted input in TabGroups. Reported by Google on 2026-03-25 [N/A][ 496189510 ] Low CVE-2026-8004: Insufficient policy enforcement in DevTools
Reported by Google on 2026-03-25 [N/A][ 496298665 ] Low CVE-2026-8005: Insufficient validation of untrusted input in Cast
Severity: low
Red Hat
chromium-browser: Insufficient policy enforcement in DevTools
vendor_redhat·2026-05-05·CVSS 4.3
CVE-2026-8004 [MEDIUM] CWE-1220 chromium-browser: Insufficient policy enforcement in DevTools
chromium-browser: Insufficient policy enforcement in DevTools
An insufficient policy enforcement flaw was found in the DevTools component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=496189510
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.
Bugzilla
CVE-2026-8004 chromium-browser: Insufficient policy enforcement in DevTools
bugzilla·2026-05-06·CVSS 4.3
CVE-2026-8004 [MEDIUM] CVE-2026-8004 chromium-browser: Insufficient policy enforcement in DevTools
CVE-2026-8004 chromium-browser: Insufficient policy enforcement in DevTools
Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Low)
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
2026-05-06
Published