CVE-2026-8021
published 2026-05-06CVE-2026-8021: Script injection in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to inject…
PriorityP420medium4.2CVSS 3.1
AVNACHPRNUIRSUCLILAN
EPSS
0.15%
5.2th percentile
Script injection in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to inject arbitrary scripts or HTML (UXSS) 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
nvdv3.14.2MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
vendor_redhat4.2MEDIUM
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VulDB
Google Chrome up to 147.0.7727.138 UI cross site scripting (ID 498417 / EUVD-2026-28145)
vuldb·2026-05-06·CVSS 4.2
CVE-2026-8021 [MEDIUM] Google Chrome up to 147.0.7727.138 UI cross site scripting (ID 498417 / EUVD-2026-28145)
A vulnerability was found in Google Chrome. It has been declared as critical. Impacted is an unknown function of the component UI. Executing a manipulation can lead to cross site scripting.
This vulnerability is handled as CVE-2026-8021. The attack can be executed remotely. There is not any exploit available.
It is recommended to upgrade the affected component.
GHSA
GHSA-7ccf-f2c3-qwpg: Script injection in UI in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-8021 [MEDIUM] CWE-94 GHSA-7ccf-f2c3-qwpg: Script injection in UI in Google Chrome prior to 148
Script injection in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Low)
Red Hat
chromium-browser: Script injection in UI
vendor_redhat·2026-05-05·CVSS 4.2
CVE-2026-8021 [MEDIUM] CWE-79 chromium-browser: Script injection in UI
chromium-browser: Script injection in UI
A script injection flaw was found in the UI component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=498417031
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-2026-8021
vendor_chrome·2026-05-05·CVSS 4.2
CVE-2026-8021 [LOW] Stable Channel Update for Desktop: CVE-2026-8021
Stable Channel Update for Desktop
CVE-2026-8021: Script injection in UI. Reported by Google on 2026-04-01 [N/A][ 499194407 ] Low CVE-2026-8022: Inappropriate implementation in MHTML
Reported by Google on 2026-04-03 We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel
Severity: low
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-8021 chromium-browser: Script injection in UI
bugzilla·2026-05-06·CVSS 4.2
CVE-2026-8021 [MEDIUM] CVE-2026-8021 chromium-browser: Script injection in UI
CVE-2026-8021 chromium-browser: Script injection in UI
Script injection in UI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (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