CVE-2026-7990
published 2026-05-06CVE-2026-7990: Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege…
PriorityP338high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
0.11%
1.6th percentile
Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (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
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
ghsa8.4HIGH
vendor_redhat7.8HIGH
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VulDB
Google Chrome up to 147.0.7727.138 on Windows Updater input validation (ID 498892)
vuldb·2026-05-06·CVSS 7.8
CVE-2026-7990 [HIGH] Google Chrome up to 147.0.7727.138 on Windows Updater input validation (ID 498892)
A vulnerability, which was classified as problematic, has been found in Google Chrome on Windows. This affects an unknown function of the component Updater. Performing a manipulation results in improper input validation.
This vulnerability is reported as CVE-2026-7990. The attack requires a local approach. No exploit exists.
It is advisable to upgrade the affected component.
GHSA
GHSA-cm3m-44r2-vmp9: Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-7990 [HIGH] CWE-20 GHSA-cm3m-44r2-vmp9: Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148
Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)
Red Hat
chromium-browser: Insufficient validation of untrusted input in Updater
vendor_redhat·2026-05-05·CVSS 7.8
CVE-2026-7990 [HIGH] CWE-428 chromium-browser: Insufficient validation of untrusted input in Updater
chromium-browser: Insufficient validation of untrusted input in Updater
An insufficient validation of untrusted input flaw was found in the Updater component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=498892267
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-2026-7988
vendor_chrome·2026-05-05·CVSS 8.8
CVE-2026-7988 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-7988
Stable Channel Update for Desktop
CVE-2026-7988: Type Confusion in WebRTC. Reported by Google on 2026-04-02 [N/A][ 498765082 ] Medium CVE-2026-7989: Insufficient data validation in DataTransfer
Reported by Google on 2026-04-02 [N/A][ 498892267 ] Medium CVE-2026-7990: Insufficient validation of untrusted input in Updater
Severity: medium
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-7990 chromium-browser: Insufficient validation of untrusted input in Updater
bugzilla·2026-05-06·CVSS 7.8
CVE-2026-7990 [HIGH] CVE-2026-7990 chromium-browser: Insufficient validation of untrusted input in Updater
CVE-2026-7990 chromium-browser: Insufficient validation of untrusted input in Updater
Insufficient validation of untrusted input in Updater in Google Chrome on Windows prior to 148.0.7778.96 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)
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