CVE-2026-7970
published 2026-05-06CVE-2026-7970: Use after free in TopChrome in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a…
PriorityP345high8.3CVSS 3.1
AVNACHPRNUIRSCCHIHAH
EPSS
0.21%
11.0th percentile
Use after free in TopChrome in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape 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
nvdv3.18.3HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
vendor_redhat8.3HIGH
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VulDB
Google Chrome up to 147.0.7727.138 TopChrome use after free (ID 497487)
vuldb·2026-05-06·CVSS 8.3
CVE-2026-7970 [HIGH] Google Chrome up to 147.0.7727.138 TopChrome use after free (ID 497487)
A vulnerability identified as critical has been detected in Google Chrome. The impacted element is an unknown function of the component TopChrome. The manipulation leads to use after free.
This vulnerability is listed as CVE-2026-7970. The attack may be initiated remotely. There is no available exploit.
You should upgrade the affected component.
GHSA
GHSA-v875-65h5-w97q: Use after free in TopChrome in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-7970 [HIGH] CWE-416 GHSA-v875-65h5-w97q: Use after free in TopChrome in Google Chrome prior to 148
Use after free in TopChrome in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
Chrome
Stable Channel Update for Desktop: CVE-2026-7970
vendor_chrome·2026-05-05·CVSS 8.3
CVE-2026-7970 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-7970
Stable Channel Update for Desktop
CVE-2026-7970: Use after free in TopChrome. Reported by Google on 2026-03-29 [N/A][ 497529290 ] Medium CVE-2026-7971: Inappropriate implementation in ORB
Reported by Google on 2026-03-29 [N/A][ 497546281 ] Medium CVE-2026-7972: Uninitialized Use in GPU
Severity: medium
Red Hat
chromium-browser: Use after free in TopChrome
vendor_redhat·2026-05-05·CVSS 8.3
CVE-2026-7970 [HIGH] CWE-825 chromium-browser: Use after free in TopChrome
chromium-browser: Use after free in TopChrome
An use after free flaw was found in the TopChrome component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=497487462
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-2026-7970 chromium-browser: Use after free in TopChrome
bugzilla·2026-05-06·CVSS 8.3
CVE-2026-7970 [HIGH] CVE-2026-7970 chromium-browser: Use after free in TopChrome
CVE-2026-7970 chromium-browser: Use after free in TopChrome
Use after free in TopChrome in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)
2026-05-06
Published