CVE-2026-7939
published 2026-05-06CVE-2026-7939: Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a…
PriorityP425medium5.4CVSS 3.1
AVNACLPRNUIRSUCLILAN
EPSS
0.17%
6.1th percentile
Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) 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
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
vendor_redhat5.4MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
VulDB
Google Chrome up to 147.0.7727.138 SanitizerAPI cross site scripting (ID 492963)
vuldb·2026-05-06·CVSS 5.4
CVE-2026-7939 [MEDIUM] Google Chrome up to 147.0.7727.138 SanitizerAPI cross site scripting (ID 492963)
A vulnerability described as critical has been identified in Google Chrome. Impacted is an unknown function of the component SanitizerAPI. The manipulation results in cross site scripting.
This vulnerability is cataloged as CVE-2026-7939. The attack may be launched remotely. There is no exploit available.
Upgrading the affected component is recommended.
GHSA
GHSA-vqw6-vfvf-2cjq: Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-7939 [MEDIUM] CWE-79 GHSA-vqw6-vfvf-2cjq: Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148
Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium)
Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-7939
vendor_chrome·2026-05-19·CVSS 5.4
CVE-2026-7939 [MEDIUM] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-7939
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-7939
Chrome
Stable Channel Update for Desktop: CVE-2026-7938
vendor_chrome·2026-05-05·CVSS 8.8
CVE-2026-7938 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-7938
Stable Channel Update for Desktop
CVE-2026-7938: Use after free in CSS. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-15 [TBD][ 492963096 ] Medium CVE-2026-7939: Inappropriate implementation in SanitizerAPI
Reported by s3zer0 on 2026-03-15 [TBD][ 493631402 ] Medium CVE-2026-7940: Use after free in V8
Severity: medium
Red Hat
chromium-browser: Inappropriate implementation in SanitizerAPI
vendor_redhat·2026-05-05·CVSS 5.4
CVE-2026-7939 [MEDIUM] CWE-79 chromium-browser: Inappropriate implementation in SanitizerAPI
chromium-browser: Inappropriate implementation in SanitizerAPI
An inappropriate implementation flaw was found in the SanitizerAPI component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=492963096
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-2026-7939 chromium-browser: Inappropriate implementation in SanitizerAPI
bugzilla·2026-05-06·CVSS 5.4
CVE-2026-7939 [MEDIUM] CVE-2026-7939 chromium-browser: Inappropriate implementation in SanitizerAPI
CVE-2026-7939 chromium-browser: Inappropriate implementation in SanitizerAPI
Inappropriate implementation in SanitizerAPI in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium)
2026-05-06
Published