CVE-2026-7984
published 2026-05-06CVE-2026-7984: Use after free in ReadingMode in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary…
PriorityP352high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.27%
18.8th percentile
Use after free in ReadingMode in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox 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
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat8.8HIGH
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Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-7984
vendor_chrome·2026-05-19·CVSS 8.8
CVE-2026-7984 [HIGH] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-7984
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-7984
Red Hat
chromium-browser: Use after free in ReadingMode
vendor_redhat·2026-05-05·CVSS 8.8
CVE-2026-7984 [HIGH] CWE-825 chromium-browser: Use after free in ReadingMode
chromium-browser: Use after free in ReadingMode
An use after free flaw was found in the ReadingMode component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=498277368
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-2026-7982
vendor_chrome·2026-05-05·CVSS 6.5
CVE-2026-7982 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-7982
Stable Channel Update for Desktop
CVE-2026-7982: Uninitialized Use in WebCodecs. Reported by Google on 2026-03-30 [N/A][ 497975608 ] Medium CVE-2026-7983: Out of bounds read in Dawn
Reported by Google on 2026-03-31 [N/A][ 498277368 ] Medium CVE-2026-7984: Use after free in ReadingMode
Severity: medium
VulDB
Google Chrome up to 147.0.7727.138 ReadingMode use after free (ID 498277)
vuldb·2026-05-06·CVSS 8.8
CVE-2026-7984 [HIGH] Google Chrome up to 147.0.7727.138 ReadingMode use after free (ID 498277)
A vulnerability categorized as critical has been discovered in Google Chrome. This impacts an unknown function of the component ReadingMode. The manipulation results in use after free.
This vulnerability is identified as CVE-2026-7984. The attack can be executed remotely. There is not any exploit available.
It is advisable to upgrade the affected component.
GHSA
GHSA-7345-62fg-r8q2: Use after free in ReadingMode in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-7984 [HIGH] CWE-416 GHSA-7345-62fg-r8q2: Use after free in ReadingMode in Google Chrome prior to 148
Use after free in ReadingMode in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
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-2026-7984 chromium-browser: Use after free in ReadingMode
bugzilla·2026-05-06·CVSS 8.8
CVE-2026-7984 [HIGH] CVE-2026-7984 chromium-browser: Use after free in ReadingMode
CVE-2026-7984 chromium-browser: Use after free in ReadingMode
Use after free in ReadingMode in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: Medium)
2026-05-06
Published